| William Cownie | |
| Full Name: | William Brodie Cownie |
| Birth Date: | 9 March 1871 |
| Birth Place: | Edinburgh, Scotland |
| Death Place: | Kensington, England |
| Position: | Forward |
| Repyears1: | 1893–95 |
| Repcaps1: | 9 |
| Reppoints1: | 0 |
William Brodie Cownie (9 March 1871 — 4 December 1932) was a Scottish international rugby union player.
A Watsonians forward, Cownie was a member the club's undefeated 1892-93 side and later captained them to two Scottish Championship titles.[1] He was capped nine times for Scotland, appearing in every of their matches from 1893 to 1895, which included three Calcutta Cup triumphs over England.[2]
Cownie became a prominent businessman who held numerous executive positions throughout his career, many with public utility companies. He died of typhoid fever at his Kensington home in 1932.[3]