NameJonathan/Jonas b’ Simon Drielsma (Jonas, Driehls) 
Birth29 Dec 1788, Groningen
MemoBR Groningen 1814
Death2 Mar 1830, Dokkum
Occupationhorlogiemaker (1811), uurwerkmaker (1830)
Spouses
Birthabt 1790, Leeuwarden
Deathaft 1843, Leeuwarden?
Marriage12 May 1811, Groningen
Notes for Jonathan/Jonas b’ Simon Drielsma (Jonas, Driehls)
NB: after 1811 still surnamed ‘Jonas’ — year of change to familyname ‘Drielsma’ not found sofar.
children:
# Lea b’ Jonathan Jonas Drielsma(b. 29.7.1812 Delfzijl, 21.1.1870 Dokkum) — not married
# Hester b’ Jonathan Jonas (b. 1813 Delfzijl, 9.1.1905 Leek) — married (11.6.1843 Leek) to Mozes Heiman Aptroot
# Simon b’ Jonathan Jonas (b. 22.3.1816 Delfzijl, d. 10.1.1901 Dokkum) — koopman, not married
# Menka b’ Jonathan Jonas
# Setje/Jetje b’ Jonathan Jonas
# Marijke b’ Jonas Drielsma (b. 15.1.1821 Dokkum, d. 8.8.1822 Dokkum) — as infant
# Menkes b’ Jonas Drielsma (b. 10.2.1823 Dokkum, d. 18.3.1823 Dokkum) — as infant
# Marijke b’ Jonas Drielsma (b. 22.1.1824 Dokkum, d. 28.3.1901 Dokkum) — not married
# Breine/Breina b’ Jonas Drielsma (b’ 22.1.1824 Dokkum, d. 17.8.1829 Dokkum) — as child 6y
# Kanna b’ Jonas Drielsma (b. 21.6.1827 Dokkum, 10.1.1901 Dokkum) — not married