Humphrey St John-Mildmay

11th Jul 1794 - 9th Aug 1853

Claimant or beneficiary


Merchant banker, partner in Baring Brothers, younger son of Sir Henry Paulet St John Mildmay landowner and MP, and son-in-law of Alexander Baring (1st Baron Ashburton).

  1. 'He became a partner in Baring Brothers and a Director of the Bank of England purely, it seems, through his marriage to a Baring daughter - he had no other connection with the bank.' He was also a captain in the Coldstream Guards and served in the Peninsular War. Married first in 1823 (Hon.) Anne, daughter of Alexander Baring 1st Baron Ashburton; and secondly in 1843 to Marianne daughter of Grenville Harcourt-Vernon.  MP for Southampton 1842-7.

  2. Mildmay's son with Anne Baring, Humphrey Francis Mildmay (1825-1866), was a partner in Barings, and left £300,000 at death, as did Humphrey St John-Mildmay himself.


T71/887 British Guiana claim no. 2282 (Spring Garden).

  1. William D. Rubinstein, Who were the rich? A biographical dictionary of British wealth-holders Volume Two 1840-1859 (MS) reference 1853/32.

  2. William D. Rubinstein, Who were the rich? 1860- (Volumes 3 and 4, manuscripts in preparation), reference 1867/49.

Further Information

(1) Hon. Anne Baring (2) Marianne Harcourt-Vernon
With (1) two sons. With (2) three daughters
Wealth at death
Merchant and banker

Associated Claims (8)

£2,995 5S 5D
Beneficiary (Mortgagee)
£483 3S 3D
Beneficiary (Mortgagee)
£7,306 6S 7D
Beneficiary (Mortgagee)
£17,972 0S 4D
Beneficiary (Mortgagee)
£11,766 10S 1D
Beneficiary (Mortgagee)
£3,421 16S 4D
Unsuccessful claimant (Assignee)
£4,849 14S 7D
Beneficiary (Mortgagee)
£8,297 18S 6D
Beneficiary (Mortgagee)

Legacies Summary

Commercial (1)

Other partner
Baring Brothers
Merchant Banker  

Political (1)

election →
Southampton Hampshire
1842 - 1847

Relationships (1)

Son-in-law → Father-in-law