up to the 12th generation
0─┬
Jacqueline Ann Capener 1951 &1977 David Rodney Ian Cowan 1951
├─1━━
James Andrew Robert Cowan 1981
├─2──
Georgina Denise Cowan 1984
└─3━━
Christopher Francis Cowan 1987
Total: 3 descendants (5 individuals with spouses)