| Honorific-Prefix: | The Honourable |
| Winter Warden | |
| Honorific-Suffix: | MLC |
| Office2: | Member of New South Wales Legislative Council |
| Term Start2: | 17 July 1917 |
| Term End2: | 22 April 1934[1] |
| Birth Date: | 1860 11, df=yes |
| Birth Place: | Ulladulla, New South Wales |
| Death Place: | Milton, New South Wales |
| Party: | Nationalist |
| Relations: | Uncle James Warden MLA Brother Colonel Alfred Warden VD |
| Spouse: | Margaret Wallace (née Kendall)[2] |
| Children: | 3 daughters and 3 sons |
| Occupation: | Dairy Farmer |
| Education: | Newington College |
Winter David Warden (26 November 1860 – 3 June 1936) was an Australian politician and a member of the New South Wales Legislative Council for the Nationalist Party of Australia for 17 years.[3]
Warden was born in Ulladulla, New South Wales, the son of David Warden, land and ship building yard owner, and Grace Buchan. His uncle, James Warden, was a Member of the Legislative Assembly.[3] He was one of seven brothers and attended Newington College commencing in 1875 whilst the school was situated at Newington House on the Parramatta River.[4] His younger brother, Colonel Alfred Warden VD (1868 - 1955), was a soldier, military engineer and architect.
After school he became a dairy farmer at Milton, New South Wales. He was chairman of Coastal Farmers' Co-operative Society Limited, a member of the Producers' Distributing Society Limited, a director of Co-operative Insurance Company of Australia Limited, a committee member of Royal Agricultural Society of New South Wales and a member of the Milton Agricultural and Horticultural Association.[3]