| D. Jayakumar | |
| Office: | 12th Speaker of the Tamil Nadu Legislative Assembly |
| Term Start: | 27 May 2011 |
| Term End: | 29 September 2012 |
| Deputy: | P. Dhanapal |
| Predecessor: | R. Avudaiappan |
| Successor: | P. Dhanapal |
| Office1: | Minister for Fisheries and Administration reforms |
| Term Start1: | 23 May 2016 |
| Term End1: | 6 May 2021 |
| 1Blankname1: | Chief Minister |
| Predecessor1: | K. A. Jayapal |
| Successor1: | Anitha R. Radhakrishnan |
| Office2: | Minister of Finance |
| Term Start2: | 16 February 2017 |
| Term End2: | 21 August 2017 |
| 1Blankname2: | Chief Minister |
| 1Namedata2: | Edappadi K. Palaniswami |
| Predecessor2: | O. Panneerselvam |
| Successor2: | O. Panneerselvam |
| Term Start3: | 14 May 2001 |
| Term End3: | 12 May 2006 |
| 1Blankname3: | Chief Minister |
| 1Namedata3: | J.Jayalalithaa O. Panneerselvam J.Jayalalithaa |
| Office4: | Minister of Fisheries, Forest and Backward Class |
| Term Start4: | 24 June 1991 |
| Term End4: | 12 May 1996 |
| 1Blankname4: | Chief Minister |
| 1Namedata4: | J.Jayalalithaa |
| Term Start5: | 13 May 2001 |
| Term End5: | 2 May 2021 |
| Constituency5: | Royapuram |
| Predecessor5: | R. Mathivanan |
| Successor5: | Idream R. Murthy |
| Term Start6: | 1991 |
| Term End6: | 1996 |
| Constituency6: | Royapuram |
| Predecessor6: | R. Mathivanan |
| Successor6: | R. Mathivanan |
| Office7: | Organizing Secretary of AIADMK |
| Term Start7: | 2020 |
| Term End7: | Incumbent |
| Office8: | Headquarters Secretary of the All India Anna Dravida Munnetra Kazhagam |
| 1Blankname8: | General Secretary |
| 1Namedata8: | J. Jayalalithaa |
| Predecessor8: | K. A. Sengottaiyan |
| Successor8: | K. A. Sengottaiyan |
| Term Start8: | 9 June 2003[1] |
| Term End8: | 14 August 2006 |
| Birth Date: | 1960 9, df=y |
| Birth Place: | Royapuram, Madras, (now Chennai, Tamil Nadu), India |
| Party: | All India Anna Dravida Munnetra Kazhagam |
| Spouse: | Jayakumari |
| Children: | 3 including J. Jayavardhan |
D. Jayakumar[2] is an Indian politician and was a Member of the 15th Legislative Assembly of Tamil Nadu. He was the Speaker of the Tamil Nadu Legislative Assembly until his resignation on 29 September 2012. He was elected to the Tamil Nadu legislative assembly from Royapuram constituency as an Anna Dravida Munnetra Kazhagam candidate in the 1991, 2001, 2006, 2011 elections and 2016 elections for five terms.[3] [4] [5] [6] [7] [8] During the Tamil Nadu legislative Assembly 2021, he again contested in Royapuram Constituency and lost the election. He served in various cabinet positions starting from 1991 - Forests, Fisheries, Information Technology, Electricity and Finance. He is one among the senior leaders of AIADMK. In October 2020, he was appointed to 11 member Steering Committee of AIADMK and also serves as its Organizing Secretary. In the TN 2021 Election for Royapuram constituency, he was defeated by dmk candidate. He had represented Royapuram five times - 1991, 2001, 2006, 2011 and 2016.
He is a boxer and so was his father. Other details: BSc from Pachayappas College, Chennai. BL from Madras Law College.
| Elections | Constituency | Party | Result | Vote percentage | Opposition candidate | Opposition party | Opposition vote percentage | |
|---|---|---|---|---|---|---|---|---|
| 1991 Tamil Nadu Legislative Assembly election | Royapuram | AIADMK | 59.04 | R. Mathivanan | DMK | 37.77 | ||
| 1996 Tamil Nadu Legislative Assembly election | Royapuram | AIADMK | 35.37 | R. Mathivanan | DMK | 57.78 | ||
| 2001 Tamil Nadu Legislative Assembly election | Royapuram | AIADMK | 56.76 | K. Nargunan | DMK | 39.26 | ||
| 2006 Tamil Nadu Legislative Assembly election | Royapuram | AIADMK | 53.26 | S. P. Sarkunapandian | DMK | 39.06 | ||
| 2011 Tamil Nadu Legislative Assembly election | Royapuram | AIADMK | 57.89 | R. Manohar | INC | 38.88 | ||
| 2016 Tamil Nadu Legislative Assembly election | Royapuram | AIADMK | 45.21 | R.Manohar | INC | 38.63 | ||
| 2021 Tamil Nadu Legislative Assembly election | Royapuram | AIADMK | 30.46 | Idream R. Murthy | DMK | 53.56 |
