William Sedgwick  [parents unknown]
b. est 1855
m. 1881, Grafton, New South Wales, Phoebe Chapman1 (#3926)

Phoebe Chapman  [parents unknown]
d. 1915, Drummoyne, New South Wales1 (#314)

Children:

William M Sedgwick
  b. 1882, Grafton, New South Wales1 (#16599)
Hugo Sedgwick
  b. 1884, Maclean, New South Wales1 (#16716)
  m. 1909, New South Wales, Amelia Anthony1 (#15)

Sources:

1. New South Wales Government Registration Records

Have more data? genealogy@sedgwick.org