| Honorific-Prefix: | The Honourable |
| William Grounds | |
| Honorific-Suffix: | MLC |
| Order: | Member of the Legislative Council |
| Term Start: | 15 July 1940 |
| Term End: | 31 December 1950 |
| Birth Date: | 11 November 1874 |
| Birth Place: | Birmingham, England |
| Death Date: | 1958 |
| Death Place: | Broadwood, New Zealand |
| Party: | Labour Party |
William Grounds (1874–1958) was a member of the New Zealand Legislative Council from 15 July 1940 to 14 July 1947; then 15 July 1947 to 31 December 1950, when the Council was abolished. He was appointed by the First Labour Government.[1]
He was from Birmingham, then Broadwood.