Notes Marriage to Elisabethe Christiana (surname and actual date of marriage unknown). Elisabethe may have died in 1838 and buried 235 Nov 1838 in Whitechapel (Burial Register of St George's German Church, Whitechapel).
Children - William Adam baptised 28 Oct 1792 St Saviour's, Southwark.
Arrived in England 1786 (Naturalisation petition)
Probate granted to ID 29103 Johann Simon ENGELHARDT (son of ID 28110 Johann Andreas ENGELHARDT) of 23 St Martins le Grand, Westminster, pork butcher and George Frederick VORWERG of 26 Little Alie Street, Whitechapel, schoolmaster. Bequests to brother Johann Jacob's children.
PB Links - brother ID 29021 Johann Jacob SCHWEICKHERT. Another brother Schweikherdt SCHWEIKHERT b 28 Apr 1753 d 29 Dec 1815 also came to London. A possible relative John Michael SCHWEICKERT who married widow Mary HANSCHMAN 5 Apr 1779 St Mary's Whitechapel and another marriage 2 April 1782 St Dunstan's, Stepney to Ann WALLSAM, John Michael on second marriage noted as bachelor so may be different people.