siblings of River Hawk xx

half siblings maternal 2 half siblings paternal 5

half siblings maternal

horse Sygne xx (Thoroughbred, 1979, from Tennyson xx)

Sygne xx
gender-female
1979

Tennyson xx / Sea Hawk xx

horse Schwarzer Peter xx (Thoroughbred, 1984, from King of Macedon xx)

Schwarzer Peter xx
gender-male
1984

King of Macedon xx / Sea Hawk xx