Chautala Sihag Political Family
- Chaudhary Devi Lal - 8 Times MLA, 3 Times Lok Sabha MP won, once Rajya Sabha, 2 times LOP, 2 times Chief Minister Haryana, Deputy Prime Minister of India
- Om Prakash Chautala - 9 Times MLA won, once Rajya Sabha MP, LOP and Chief Minister Haryana
- Ajay Singh Chautala - 3 Times MLA (2 States), one time Lok Sabha MP, once Rajya Sabha MP
- Abhay Singh Chautala - 5 Times MLA, once LOP
- Chaudhary Ranjit Singh Sihag - 2 Times MLA, 2 times Minister in Haryana, once Rajya Sabha MP
- Dushyant Chautala - one time Lok Sabha MP, one time MLA, once Deputy Chief Minister Haryana
- Naina Singh Chautala - 2 times MLA
- Aditya Chautala MLA
- Arjun Chautala MLA
Sihag Jaats of Chautala village
- 1 time Deputy PM and Union Minister - 1 Member
- 7 times CM of Haryana - 2 Members
- 1 time Deputy Cm of Haryana - 1 Member
- 2 times Minister in Haryana - 1 member
- 5 Times Leader Of Opposition in Haryana - 3 members
- 6 Times Lok Sabha MP - 4 Members
- 5 Times Rajya Sabha MP - 5 Members
- 33 times MLA in Haryana & Rajasthan - 9 Members
Year Wise
| Serial | Name | Post | Year | Assembly | Constituency | Party | Result |
|---|---|---|---|---|---|---|---|
| 1 | Ch. Sahib Ram Sihag | MLA | 1937 | Punjab Province-Indian provincial elections | Hisar Rural | Congress | Won |
| 2 | Ch. Sahib Ram Sihag | MLA | 1947 | Punjab Province-Indian provincial elections | Hisar Rural | Congress | Won |
| 3 | Chaudhary Devi Lal | MLA | 1952 | 1 Punjab Vidhan Sabha | Sirsal | Congress | Won |
| 4 | Chaudhary Devi Lal | MLA | 1959 | 2 Punjab Vidhan Sabha | Sirsa bypoll | Won | |
| 5 | Chaudhary Devi Lal | MLA | 1962 | 3 Punjab Vidhan Sabha | Fatehabad | Independent | Won |
| 6 | Pratap Singh Chautala | MLA | 1967 | 2 Haryana Assembly | Ellenabad Sirsa | INC | Won |
| 7 | Om Prakash Chautala | MLA | 1968 | 3 Haryana Assembly | Ellenabad Sirsa | INC | Lost |
| 8 | Om Prakash Chautala | MLA | 1970 bypoll | 3 Haryana Assembly | Ellenabad Sirsa | INC | Won |
| 9 | Chaudhary Devi Lal | MLA | 1972 | 4 Haryana Assembly | Tosham | Independent | Lost |
| 10 | Chaudhary Devi Lal | MLA | 1972 | 4 Haryana Assembly | Adampur | Independent | Lost |
| 11 | Chaudhary Devi Lal | MLA | 1974 | 4 Haryana Assembly | Rori bypoll | Won | |
| 12 | Chaudhary Devi Lal | MLA | 1977 | 5 Haryana Assembly | Bhatu Kalan | Janta Party | Won |
| 13 | Pratap Singh Chautala | MLA | 1977 | 5 Haryana Assembly | Rori Sirsa | ind | Lost |
| 14 | Mohinder Singh Lather | MP | 1978 bypoll | 7 Lok Sabha | Karnal Haryana | Janta Party | Won |
| 15 | Chaudhary Devi Lal | MP | 1980 | 7 Lok Sabha | Sonipat Haryana | Janta Party S | Won |
| 16 | Chaudhary Devi Lal | MLA | 1982 | 6 Haryana Assembly | Meham | Lok Dal | Won |
| 17 | Pratap Singh Chautala | MLA | 1982 | 6 Haryana Assembly | Rori Sirsa | Lok Dal | Lost |
| 18 | Chaudhary Devi Lal | MP | 1983 | 7 Lok Sabha | Sonipat bypoll | Independent | Lost |
| 19 | Chaudhary Devi Lal | MP | 1984 | 8 Lok Sabha | Sonipat | Lok Dal | Lost |
| 20 | Om Prakash Chautala | MP | 1984 | 8 Lok Sabha | Hisar | Lok Dal | Lost |
| 21 | Chaudhary Devi Lal | MLA | 1985 | 6 Haryana Assembly | Meham bypoll | Lok Dal | Won |
| 22 | Chaudhary Devi Lal | MLA | 1987 | 7 Haryana Assembly | Meham | Lok Dal | Won |
| 23 | Chaudhary Ranjit Singh Sihag | MLA | 1987 | 7 Haryana Assembly | Rori Sirsa | Lok Dal | Won |
| 24 | Om Prakash Chautala | MP | 1987 | Rajya Sabha | Haryana | Janta Dal | Won |
| 25 | Mohinder Singh Lather | MP | 1988 | Rajya Sabha | Haryana | Janta Dal S | Won |
| 26 | Chaudhary Devi Lal | MP | 1989 | 9 Lok Sabha | Ferozpur Punjab | Janta Dal | Lost |
| 27 | Chaudhary Devi Lal | MP | 1989 | 9 Lok Sabha | Rohtak Haryana | Janta Dal | Won |
| 28 | Chaudhary Devi Lal | MP | 1989 | 9 Lok Sabha | Sikar Rajasthan | Janta Dal | Won |
| 29 | Chaudhary Ranjit Singh Sihag | MP | 1990 | Rajya Sabha | Haryana | Janta Dal | Won |
| 30 | Ajay Singh Chautala | MLA | 1990 | Rajasthan Assembly | Dantaramgarh Sikar | Janta Dal | Won |
| 31 | Om Prakash Chautala | MLA | 1990 bypoll | 7 Haryana Assembly | Darba Kalan Sirsa | Janta Dal | Won |
| 32 | Chaudhary Devi Lal | MP | 1991 | 10 Lok Sabha | Rohtak Haryana | Janta Party | Lost |
| 33 | Chaudhary Devi Lal | MLA | 1991 | 8 Haryana Assembly | Ghirai | Janta Party | Lost |
| 34 | Ajay Singh Chautala | MLA | 1993 | Rajasthan Assembly | Nohar Hanumangarh | Janta Party | Won |
| 35 | Om Prakash Chautala | MLA | 1993 bypoll | 8 Haryana Assembly | Narwana Jind | Janta Party | Won |
| 36 | Chaudhary Devi Lal | MP | 1996 | 11 Lok Sabha | Rohtak Haryana | Samta Party | Lost |
| 37 | Om Prakash Chautala | MLA | 1996 | 9 Haryana Assembly | Rori Sirsa | Samta Party | Won |
| 38 | Om Prakash Chautala | MLA | 1996 | 9 Haryana Assembly | Narwana Jind | Samta Party | Lost |
| 39 | DR. Kamalvir KV Singh | MLA | 1996 | 9 Haryana Assembly | Darba Kalan Sirsa | INC | Lost |
| 40 | Ajay Singh Chautala | MP | 1998 | 12 Lok Sabha | Biwani Haryana | Haryana Lok Dal (Rashtriya) | Lost |
| 41 | Chaudhary Devi Lal | MP | 1998 | 12 Lok Sabha | Rohtak Haryana | Haryana Lok Dal (Rashtriya) | Lost |
| 42 | Chaudhary Ranjit Singh Sihag | MP | 1998 | 12 Lok Sabha | Hisar Haryana | INC | Lost |
| 43 | Chaudhary Devi Lal | MP | 1998 | Rajya Sabha | Haryana | INLD | Won |
| 44 | Abhay Singh Chautala | MLA | 1998 | Rajasthan Assembly | Sangaria Hanumangarh | INLD | Lost |
| 45 | Ajay Singh Chautala | MP | 1999 | 13 Lok Sabha | Biwani Haryana | INLD | Won |
| 46 | Om Prakash Chautala | MLA | 2000 | 10 Haryana Assembly | Rori Sirsa | INLD | Won |
| 47 | Chaudhary Ranjit Singh Sihag | MLA | 2000 | 10 Haryana Assembly | Rori Sirsa | INC | Lost |
| 48 | Om Prakash Chautala | MLA | 2000 | 10 Haryana Assembly | Narwana Jind | INLD | Won |
| 49 | DR. Kamalvir KV Singh | MLA | 2000 | 9 Haryana Assembly | Darba Kalan Sirsa | INC | Lost |
| 50 | Abhay Singh Chautala | MLA | 2000 bypoll | 10 Haryana Assembly | Rori Sirsa | INLD | Won |
| 51 | Ajay Singh Chautala | MP | 2004 | 14 Lok Sabha | Biwani Haryana | INLD | Lost |
| 52 | Abhay Singh Chautala | MP | 2004 | 14 Lok Sabha | Kurukshetra Haryana | INLD | Lost |
| 53 | Ajay Singh Chautala | MP | 2004 | Rajya Sabha | Haryana | INLD | Won |
| 54 | Om Prakash Chautala | MLA | 2005 | 11 Haryana Assembly | Rori Sirsa | INLD | Won |
| 55 | Om Prakash Chautala | MLA | 2005 | 11 Haryana Assembly | Narwana Jind | INLD | Lost |
| 56 | Chaudhary Ranjit Singh Sihag | MLA | 2008 bypoll | 11 Haryana Assembly | Adampur Hisar | INC | Lost |
| 57 | Ajay Singh Chautala | MP | 2009 | 15 Lok Sabha | Biwani Haryana | INLD | Lost |
| 58 | Om Prakash Chautala | MLA | 2009 | 12 Haryana Assembly | Uchana kalan Jind | INLD | Won |
| 59 | Om Prakash Chautala | MLA | 2009 | 12 Haryana Assembly | Ellenabad Sirsa | INLD | Won |
| 60 | Ajay Singh Chautala | MLA | 2009 | 12 Haryana Assembly | Dabwali Sirsa | INLD | Won |
| 61 | Chaudhary Ranjit Singh Sihag | MLA | 2009 | 12 Haryana Assembly | Rania Sirsa | INC | Lost |
| 62 | Ravinder Singh Chautala (Ravi) | MLA | 2009 | 12 Haryana Assembly | Dabwali Sirsa | ind | Lost |
| 63 | DR. Kamalvir KV Singh | MLA | 2009 | 12 Haryana Assembly | Dabwali Sirsa | INC | Lost |
| 64 | Abhay Singh Chautala | MLA | 2010 bypoll | 12 Haryana Assembly | Ellenabad Sirsa | INLD | Won |
| 65 | Ajay Singh Chautala | MP | 2011 bypoll | 15 Lok Sabha | Hisar Haryana | INLD | Lost |
| 66 | Dushyant Chautala | MP | 2014 | 16 Lok Sabha | Hisar Haryana | INLD | Won |
| 67 | Abhay Singh Chautala | MLA | 2014 | 13 Haryana Assembly | Ellenabad Sirsa | INLD | Won |
| 68 | Naina Singh Chautala | MLA | 2014 | 13 Haryana Assembly | Dabwali Sirsa | INLD | Won |
| 69 | Chaudhary Ranjit Singh Sihag | MLA | 2014 | 13 Haryana Assembly | Rania Sirsa | INC | Lost |
| 70 | Dushyant Chautala | MLA | 2014 | 13 Haryana Assembly | Uchana Kalan Jind | INLD | Lost |
| 71 | DR. Kamalvir KV Singh | MLA | 2019 | 13 Haryana Assembly | Dabwali Sirsa | INC | Lost |
| 72 | Digvijay Chautala | MLA | 2019 bypoll | 13 Haryana Assembly | Jind | ind | Lost |
| 73 | Arjun Chautala | MP | 2019 | 17 Lok Sabha | Kurukshetra Haryana | INLD | Lost |
| 74 | Dushyant Chautala | MP | 2019 | 17 Lok Sabha | Hisar Haryana | JJP | Lost |
| 75 | Digvijay Chautala | MP | 2019 | 17 Lok Sabha | Sonipat Haryana | JJP | Lost |
| 76 | Chaudhary Ranjit Singh Sihag | MLA | 2019 | 14 Haryana Assembly | Rania Sirsa | ind | Won |
| 77 | Abhay Singh Chautala | MLA | 2019 | 14 Haryana Assembly | Ellenabad Sirsa | INLD | Won |
| 78 | Naina Singh Chautala | MLA | 2019 | 14 Haryana Assembly | Badhra Charkhi Dadri | JJP | Won |
| 79 | Dushyant Chautala | MLA | 2019 | 14 Haryana Assembly | Uchana Kalan Jind | JJP | Won |
| 80 | Amit Sihag | MLA | 2019 | 14 Haryana Assembly | Dabwali Sirsa | INC | Won |
| 81 | Aditya Devilal | MLA | 2019 | 14 Haryana Assembly | Dabwali Sirsa | BJP | Lost |
| 82 | Priyanka Singh Sihag | MLA | 2020 | 7 Delhi Assembly | RK Puram | INC | Lost |
| 83 | Abhay Singh Chautala | MLA | 2021 bypoll | 14 Haryana Assembly | Ellenabad Sirsa | INLD | Won |
| 84 | Chaudhary Ranjit Singh Sihag | MP | 2024 | 18 Lok Sabha | Hisar Haryana | BJP | Lost |
| 85 | Naina Singh Chautala | MP | 2024 | 18 Lok Sabha | Hisar Haryana | JJP | Lost |
| 86 | Sunaina Chautala | MP | 2024 | 18 Lok Sabha | Hisar Haryana | INLD | Lost |
| 87 | Abhay Singh Chautala | MP | 2024 | 18 Lok Sabha | Kurukshetra Haryana | INLD | Lost |
| 88 | Arjun Chautala | MLA | 2024 | 15 Haryana Assembly | Rania Sirsa | INLD | Won |
| 89 | Aditya Chautala | MLA | 2024 | 15 Haryana Assembly | Dabwali Sirsa | INLD | Won |
| 90 | Abhay Chautala | MLA | 2024 | 15 Haryana Assembly | Ellenabad Sirsa | INLD | Lost |
| 91 | Digvijay Chautala | MLA | 2024 | 15 Haryana Assembly | Dabwali Sirsa | JJP | Lost |
| 92 | Dushyant Chautala | MLA | 2024 | 15 Haryana Assembly | Uchana Kalan Jind | JJP | Lost |
| 93 | Amit Sihag Chautala | MLA | 2024 | 15 Haryana Assembly | Dabwali Sirsa | INC | Lost |
| 94 | Ranit Chautala | MLA | 2024 | 15 Haryana Assembly | Rania Sirsa | ind | Lost |
| 95 | Sunaina Chautala | MLA | 2024 | 15 Haryana Assembly | Fatehabad | INLD | Lost |
| 96 | Kunal Karan Singh | MLA | 2024 | 15 Haryana Assembly | Tohana Fatehabad | INLD | Lost |
Union Minister from Chautala family
| Serial | Name | Lok Sabha | Party | Year | Ministry | Constituency Elected |
|---|---|---|---|---|---|---|
| 1 | Chaudhary Devi Lal Sihag | 9 | Janta Dal | 1989 | Deputy Prime Minister | Sikar Rajasthan |
| 1 | Chaudhary Devi Lal Sihag | 9 | Janta Dal | 1989 | Agriculture | Sikar Rajasthan |
| 1 | Chaudhary Devi Lal Sihag | 9 (coalition change) | Samajwadi Janata Party (Rashtriya) | 1990 | Deputy Prime Minister | Sikar Rajasthan |
| 1 | Chaudhary Devi Lal Sihag | 9 (coalition change) | Samajwadi Janata Party (Rashtriya) | 1990 | Agriculture | Sikar Rajasthan |
| 1 | Chaudhary Devi Lal Sihag | 9 (coalition change) | Samajwadi Janata Party (Rashtriya) | 1990 | Agriculture | Sikar Rajasthan |
Chief Minister of Haryana from Chautala Family
| Serial | Name | Constituency | Vidhan Sabha | Party | Year |
|---|---|---|---|---|---|
| 1 | Devi Lal Sihag | Bhattu Kalan | 4 | Janata Party | 1977 |
| 2 | Devi Lal Sihag | Meham | 6 | Janata Dal | 1987 |
| 3 | Om Prakash Chautala | - | 6 | Janata Dal | 1990 |
| 4 | Om Prakash Chautala | - | 6 | Janata Dal | 1990 |
| 5 | Om Prakash Chautala | - | 7 | Samajwadi Janata Party | 1991 |
| 6 | Om Prakash Chautala | Narwana | 8 | Indian National Lok Dal | 1999 |
| 7 | Om Prakash Chautala | Narwana | 9 | Indian National Lok Dal | 2000 |
MP Won
Sahib Ram Family
| Serial | Name | Post | Year | Assembly | Constituency | Party | Result |
|---|---|---|---|---|---|---|---|
| 14 | Mohinder Singh Lather | MP | 1978 bypoll | 7 Lok Sabha | Karnal Haryana | Janta Party | Won |
Devi Lal Family
| Serial | Name | Post | Year | Assembly | Constituency | Party | Result |
|---|---|---|---|---|---|---|---|
| 1 | Chaudhary Devi Lal | MP | 1980 | 7 Lok Sabha | Sonipat Haryana | Janta Party S | Won |
| 2 | Chaudhary Devi Lal | MP | 1989 | 9 Lok Sabha | Sikar Rajasthan | Janta Dal | Won |
| 3 | Chaudhary Devi Lal (Resign) | MP | 1989 | 9 Lok Sabha | Rohtak Haryana | Janta Dal | Won |
| 4 | Ajay Singh Chautala | MP | 1999 | 13 Lok Sabha | Biwani Haryana | INLD | Won |
| 5 | Dushyant Chautala | MP | 2014 | 16 Lok Sabha | Hisar Haryana | INLD | Won |
Deputy Chief Minister from Chautala family
| Serial | Name | State | Year |
|---|---|---|---|
| 1 | Dushyant Chautala | Haryana | 27 October 2019 - Incumbent |
Minister from Chautala family
| Serial | Name | Post | State | From | Till |
|---|---|---|---|---|---|
| 1 | Chaudhary Ranjit Singh Sihag | Agriculture | Haryana | 1987 | 1989 |
| 2 | Chaudhary Ranjit Singh Sihag |
|
Haryana | 2019 October 27 | Incumbent |
Leader of Opposition in Vidhan Sabha from Chautala Family
| Serial | Name | State | Year |
|---|---|---|---|
| 1 | Chaudhary Devi Lal | Punjab | 1963 |
| 2 | Chaudhary Devi Lal | Haryana | 1982 |
| 3 | Om Prakash Chautala | Haryana | 1996 |
| 4 | Om Prakash Chautala | Haryana | 2005 |
| 5 | Abhay Singh Chautala | Haryana | 2014 |
Chautala family
Tara Chand Family
Tara Chand Sihag was brother of Lekh Ram and Uncle of Devi Lal.
- Ganpat Ram, son of Tara Chand
- DR. Kamalvir KV Singh, son of Ganpat Ram. He contested several times on a Congress party ticket for the state assembly from the Dabwali and Darba Kalan constituency.
- Amit Sihag son of Kamalvir Singh , 2019 haryana MLA from Dabwali INC.
Sahib Ram Family
- Ch. Sahib Ram Sihag son of Lekh Ram and Devi Lal's elder brother, first politician from the family, Congress MLA from Hisar in 1938 and 1947
- Mohinder Singh Lather husband of Chander and son-in-law of Sahib Ram Sihag - MP Lok Sabha and Rajya Sabha.
- Surjeet Singh, son of Sahib Ram
- Captain Amarjeet Singh Sihag, son of Surjeet Singh
- Priyanka Singh Sihag wife of Amardeep Sihag, contested 2020 election from RK Puram Delhi INC. Daughter of Dr. Yoganand Shastri Speaker and Minister in Delhi and grand daughter of Chaudhary Hira Singh Jat leader from Delhi.
Devi Lal Family
- Devi Lal, Deputy Prime Minister of India, chief Minister of Haryana, MP, MLA
- Om Prakash Chautala, second son of Devi Lal, Chief Minister of Haryana, MLA, Rajya Sabha MP
- Chaudhary Tek Ram MLA from Mundhal 1977, his son is married to Om Prakash Chautala's daughter.
- Ajay Singh Chautala MLA from Haryana and Rajasthan and MP Lok Sabha and Rajya Sabha
- Naina Singh Chautala, wife of Ajay Singh Chautala, MLA from Dabwali and Bhadra.
- Dushyant Chautala, elder son of Ajay Singh and Naina Chautala, MP, MLA, Deputy CM Haryana
- Digvijay Chautala, younger son of Ajay Singh and Naina Chautala, contested MLA election Jind Bypoll 2019 - lost and 2019 lok sabha Sonipat elections - lost
- Abhay Singh Chautala, younger son of Om Prakash Chautala, MLA for Ellenabad and Rori, leader of Opposition
- Kanta Chautala, wife of Abhay Chautala. She contested Zila Parishad poll in Sirsa, but lost to her brother-in-law Aditya Devilal Chautala.
- Karan Chautala, elder son of Abhay Singh Chautala. Vice Chairman and later Chairman of Sirsa District. Vice President Olympic Committee India
- Arjun Chautala, younger son of Abhay Singh Chautala, contested and lost 2019 lok sabha elections Kurukshetra
- Dilbag Singh Sandhu MLA Yamunanagar, father-in-law of Arjun Chautala
- Partap Singh, eldest son of Devi Lal, Ellenabad MLA 1967 INC.
- Ravi Chautala, son of Partap Singh Chautala - contested Dabwali Assembly election in 2009 as Independent against cousins Ajay Chautala and KV SIngh
- Sunaina Chautala, wife of Ravi Chautala is General Secretary of the INLD party.
- Jitendra Chautala. Not involved in politics.
- Chaudhary Ranjit Singh Sihag, third son of Devi Lal. Rajya SabhaMP and MLA Rori and Rania, 2 time Minister
- Late Sandeep Chautala.
- Gagandeep Chautala. Works closely with his father in politics.
- Jagdish Chunder Chautala, fourth and youngest son of Devi Lal. He died at a young age, but left behind three sons to succeed him.
- Aditya Devilal Chautala, gandson of Devi Lal and son of Jagdish. Member of the BJP. Defeated Kanta Chautala, wife of his cousin brother Abhay, and got elected to the Zila Parishad of Sirsa district, contested Dabwali Assembly election in 2019 from BJP but lost to his cousin Amit Sihag from INC
- Aniruddh Chautala
- Abhishek Chautala
Elections Devi Lal Family
| Serial | Name | Post | Elections lost |
|---|---|---|---|
| 1 | Devi Lal | MLA, MP Lok Sabha, MP Rajya Sabha, CM, Deputy PM | Lok Sabha Sonipat 1983 and 1984, Firozpur 1989, Rohtak 1991, 1996 and 1998 |
| 2 | Om Prakash Chautala | MLA, Rajya Sabha MP, CM | Lok Sabha Hisar 1984, MLA Narwana 1996, 2005 |
| 3 | Pratap Singh Chautala | MLA | MLA Ellenabad Rori |
| 4 | Ranjit Singh | MLA, Minister, Rajya Sabha MP | MLA 2000 Rori, 2008 Adampur Bypoll, 2009, 2014 Rania, Hisar Lok Sabha 1998 |
| 5 | Ajay Singh Chautala | MLA Haryana and Rajasthan, Lok Sabha MP, Rajya Sabha MP | Bhiwani and Hisar Lok Sabha |
| 6 | Abhay Singh Chautala | MLA, Minister(LOP) | Kurukshetra Lok Sabha 2004 |
| 7 | Naina Singh Chautala | MLA Dabwali 2014, Badhra 2019 | |
| 8 | Dushyant Chautala | MLA, Lok Sabha MP, Deputy CM | MLA 2014, Hisar Lok Sabha 2019 |
| 9 | Digvijay Chautala | MLA Jind 2019, Sonipat Lok Sabha 2019 | |
| 10 | Ravi Chautala | MLA Dabwali 2009 | |
| 11 | Aditya Devilal | MLA Dabwali 2019 | |
| 12 | Arjun Chautala | Kurukshetra MP 2019 |
Elections Sahib Ram Family
| Serial | Name | Post | Elections lost |
|---|---|---|---|
| 1 | Ch. Sahib Ram Sihag | MLA Hisar Rural 1937, 1946 | |
| 2 | Mohinder Singh Lather | Lok Sabha MP 1978, Rajya Sabha MP 1988 | |
| 3 | Priyanka Singh Sihag | MLA RK Puram 2020 |
Elections Tara Chand -KV Singh Family
| Serial | Name | Post | Elections lost |
|---|---|---|---|
| 1 | DR. Kamalvir KV Singh | MLA Darba Kalan 1996 2000, Dabwali 2009 2014 | |
| 2 | Amit Sihag | MLA Dabwali 2019 |
see also
Back to The Leaders