Question: What is the date of birth of Sir Henry St John-Mildmay, 4Th Baronet's father?

Knowledge 1: Sir Henry St John-Mildmay, 4th Baronet
Sir Henry StJohn CarewSt John-Mildmay, 4th Baronet (15 April 1787 – 17 January 1848), of Dogmersfield Park, Hampshire, was an English politician.He was the son of Sir Henry St John-Mildmay, 3rd Baronet of Dogmersfield Park and educated at Winchester School (1798-1802) and Christ Church, Oxford (1805).He was a Member of Parliament (MP) for Winchester 1807–1818 and Mayor of Winchester for 1808.He succeeded his father in the baronetcy on 11 Nov. 1808.He married twice; firstly, in 1809, Charlotte, the daughter of Hon.Bartholomew Bouverie, with whom he had a son and secondly, in 1815, in Württemberg, Harriet, a second daughter of Hon.Bartholomew Bouverie and the widow of Archibald Primrose, 4th Earl of Rosebery, with whom he had eloped and had a further 3 sons.His second wife eventually left him and, plagued by financial problems, he shot himself on 17 January 1848. [SEP] Knowledge 2: Sir Henry St John-Mildmay, 3rd Baronet
Sir Henry PauletSt John-Mildmay, 3rd Baronet (30 September 1764 – 11 November 1808), of Dogmersfield Park, Hampshire, was an English politician.
Knowledge 1: Sir Henry St John-Mildmay, 4th Baronet
Sir Henry StJohn CarewSt John-Mildmay, 4th Baronet (15 April 1787 – 17 January 1848), of Dogmersfield Park, Hampshire, was an English politician.He was the son of Sir Henry St John-Mildmay, 3rd Baronet of Dogmersfield Park and educated at Winchester School (1798-1802) and Christ Church, Oxford (1805).He was a Member of Parliament (MP) for Winchester 1807–1818 and Mayor of Winchester for 1808.He succeeded his father in the baronetcy on 11 Nov. 1808.He married twice; firstly, in 1809, Charlotte, the daughter of Hon.Bartholomew Bouverie, with whom he had a son and secondly, in 1815, in Württemberg, Harriet, a second daughter of Hon.Bartholomew Bouverie and the widow of Archibald Primrose, 4th Earl of Rosebery, with whom he had eloped and had a further 3 sons.His second wife eventually left him and, plagued by financial problems, he shot himself on 17 January 1848. [SEP] Knowledge 2: Carew St John-Mildmay
Carew St John-Mildmay (2 February 180013 July 1878) was Archdeacon of Essex from 18 February 1862 until his death.The son of Henry St John-Mildmay, 3rd Baronet he was born at Dogmersfield Park.He was educated at Oriel College, Oxford.He held livings at Shorwell, Burnham-on-Crouch and Chelmsford.
Knowledge 1: Sir Henry St John-Mildmay, 4th Baronet
Sir Henry StJohn CarewSt John-Mildmay, 4th Baronet (15 April 1787 – 17 January 1848), of Dogmersfield Park, Hampshire, was an English politician.He was the son of Sir Henry St John-Mildmay, 3rd Baronet of Dogmersfield Park and educated at Winchester School (1798-1802) and Christ Church, Oxford (1805).He was a Member of Parliament (MP) for Winchester 1807–1818 and Mayor of Winchester for 1808.He succeeded his father in the baronetcy on 11 Nov. 1808.He married twice; firstly, in 1809, Charlotte, the daughter of Hon.Bartholomew Bouverie, with whom he had a son and secondly, in 1815, in Württemberg, Harriet, a second daughter of Hon.Bartholomew Bouverie and the widow of Archibald Primrose, 4th Earl of Rosebery, with whom he had eloped and had a further 3 sons.His second wife eventually left him and, plagued by financial problems, he shot himself on 17 January 1848. [SEP] Knowledge 2: Sir Henry Mildmay, 6th Baronet
Major Sir Henry Paulet St John- Mildmay, 6th Baronet( 28 April 1853 – 24 April 1916) was an English baronet and first- class cricketer.Mildmay was a right- handed batsman.He was the son of Sir Henry St John- Mildmay, 5th Baronet by his wife Hon Helena Shaw Lefevre, and succeeded his father as baronet in 1902.St John- Mildmay made his first- class debut for Hampshire against Sussex at the County Ground, Hove in 1881.St John- Mildmay played seven first- class matches for Hampshire between 1881 and 1884, with his final first- class match for the county coming in 1884 against Kent.In St John- Mildmay's seven first- class matches he scored 157 runs at a batting average of 11.41 and made a high score of 26.With the ball St John- Mildmay took a single wicket at the cost of 51 runs.In addition to being a cricketer, St John- Mildmay served in Grenadier Guards, where he held the rank of Major.St John- Mildmay later became the 6th Baronet St. John.St John- Mildmay died at Dogmersfield, Hampshire on 24 April 1916.

Answer: 30 September 1764