William Napier (d. 1775), who became the 7th Lord Napier in 1773.[1]
Capt. Charles Napier of Merchiston Hall (1731–1807), who married twice: first to Grizel Warrender, daughter of Sir John Warrender, 2nd Baronet, in 1763; second to Christian Hamilton, daughter of Gabriel Hamilton and Agnes Dundas, a maternal great-granddaughter of the 17th Earl of Crawford, in 1777. With his second wife, he had two sons (Sir Charles and Sir Thomas Erskine), and a daughter, Henrietta Hope.[1]
Lt. Col. Francis Napier (d. 1779), an officer in the Royal Marines who married Elizabeth Greenway, daughter of John Greenway.[1]
Major General Mark Napier (1738–1809), who married twice: firstly to Anne Neilson, daughter of John Neilson, in 1761. He later married Margaret Simpson, daughter of Alexander Simpson of Concraig.[1]
In 1750, he married Henrietta Maria Johnston, the daughter of George Johnston of Dublin, and had:[1]