up to the 12th generation
0─┬
Ada x †1943 & Michael Cohen
├─1a┬
Sonia Cohen 1892-1987 & John Simon Rodker 1894-1955
│ ┊└─1─┬
Joan Michelle Rodker 1915-2010 & Gerhard Hinze 1904-1972
│ ┊ └─1━┳
Ernest Rodker 1937 & Sonie Markham 1939-2016
│ ┊ ┣━1━┳
Oliver Rodker 1969 & Jennifer Nelson
│ ┊ ┃ ┣━1━━
Isaac Lea Rodker 2015
│ ┊ ┃ ┗━2──
Rosa Rodker 2019
│ ┊ ┗━2━━
Joel Rodker 1976
│ 1b─
Sonia Cohen & Varney Joslen †1934
└─2━━
Solomon Cohen †
Total: 8 descendants (15 individuals with spouses)