Hector "Pat" O'Hara Wood (30 April 1891 – 3 December 1961) was an Australian tennis player.

O'Hara Wood was born in St Kilda, a suburb of Melbourne, Victoria.

[4] Pat was quick around the court, had textbook groundstrokes, sharp volleys and a solid serve.

His brother Arthur O'Hara Wood (1890–1918) was also an Australian tennis player and won the 1914 Australasian Championships.

In 1919, as Captain Pat O'Hara-Wood, he and Bombardier Randolph Lycett won the doubles event at the Inter-Allied Games in Paris.