Williams-Wynn baronets | Wynn baronets | Naylor-Leyland baronets | Hulse baronets | Gell baronets | Garrard baronets | Crawley-Boevey baronets | Congreve baronets | Codrington baronets | Chadwyck-Healey baronets | Cave-Browne-Cave baronets | Blackett baronets | Acland baronets | Wilmot baronets | Slingsby baronets | Sir John St Aubyn, 5th Baronet | Nugent baronets | Mosley Baronets | Mackworth baronets | Littleton baronets | Grant baronets | Graham Baronets | Gethin baronets | Frederick baronets | Esmonde baronets | Edmonstone baronets | Dolben baronets | Dillington baronets | Dilke baronets | Delves baronets |
He was the illegitimate son of Sir John St Aubyn, 5th Baronet, of Clowance, on whose death in 1839 the baronetcy of Clowance had become extinct (see St Aubyn Baronets).