| Shamsunnahar Khwaja Ahsanullah | |
| Native Name: | শামসুন্নাহার খাজা আহসানউল্লাহ |
| Native Name Lang: | bn |
| Office: | Member of Parliament Women's Seat-21[1] |
| Term Start: | 27 February 1991 |
| Term End: | 15 February 1996 |
| Successor: | Sagufta Yasmin Emily[2] |
| Office1: | Member of Parliament Women's Seat-17 |
| Term Start1: | 10 October 2001 |
| Term End1: | 29 October 2006 |
| Predecessor1: | Sagufta Yasmin Emily |
| Successor1: | Farida Rahman[3] |
| Birth Date: | 21 September 1934 |
| Birth Place: | Narayanganj, Bengal Presidency, British India |
| Party: | Bangladesh Nationalist Party |
| Nationality: | Bangladeshi |
| Occupation: | Politician |
| Spouse: | Nawabzada Khwaja Ahsanullah |
Shamsunnahar Khwaja Ahsanullah (born 21 September 1934) is a Bangladeshi politician from Bangladesh Nationalist Party, a former two-term Jatiya Sangsad member from the women's reserved seats and a member of the Dhaka Nawab family.[4]
Shamsunnahar Khwaja Ahsanullah was selected to the parliament in 1991 as a candidate of the Bangladesh Nationalist Party. She was re-elected in 1996, the 6th parliamentary election of Bangladesh.[5] The general elections were scrapped and another election was called over concerns of fairness in 1996.[6] She was elected to the reserved seats for women in parliament by the Bangladesh Nationalist Party on 5 September 2005.[7] She was an advisor to the Bangladesh Union Sadasya Sangstha.[8] In 2008, she along with 86 other former Bangladesh Nationalist Party leaders expressed their support for party General Secretary Khandaker Delwar Hossain and Chairperson Khaleda Zia during the caretaker government rule in Bangladesh.[9]
Along with being a politician, Ahsanullah served as the president of the Salimullah Orphanage since her husband's death in 1978.[10] She resigned from her post as president in 2010.[11]
Ahsanullah was married to Nawabzada Khwaja Ahsanullah (1915–1978).[12] She is the daughter-in-law of the Nawab of Dhaka, Sir Khwaja Salimullah.[13]