(1759 - 1802), o. s. of Evert George Coussmaker (d. 1763); army officer, ensign 1 Ft.Gds. 1776, capt. 1778, lt.-col.1788; Dilettanti 1787; m. 1790 Hon. Catherine Southwell, dau. of 20th B. Clifford.
1783 - 4 Turin (by 26 Oct. 1783), Parma (7 Nov.), Modena, Bologna (10 Nov.), Rome (by 20 Nov. 1783), Naples (Jan. - Feb. 1784), Rome (by 11 Mar.), Bologna (12 May), Cento (15 May), Venice (by 22 May) [Paris Nov. 1784]
Coussmaker was in Turin and introduced at Court on 26 October with Sir George Warren, Thomas Pitt (b. c.1758) and William and George Assheton.1 His itinerary is recorded in the journals of Mary Berry, Dr Parkinson and William Assheton.2 At Rome Colin Morison was his guide; Thomas Brand commented that the two were like 'a hen with a single chicken', while James Byres escorted a party of seven at the same time.3
1. AST cf. 2. Berry Jnls., 1:48, 50, 56, 82, 90, 91. Parkinson jnl.MSS (28 Jan., 11 Mar., 12, 15, 22 May 1784). Assheton list MSS (Oct. - Nov. 1783; May 1784). 3. Brand letters MSS d (26 Mar. 1784).