Donald Himson Daines (1900 – 30 October 1956) was a British politician, a leading figure in the London Labour Party.
Born in Norwich, Daines joined the local branch of the Independent Labour Party.
After World War I, he moved to Bermondsey, in London, then in 1925 was elected to Leyton Borough Council.
[1] The secretary of the London Labour Party was Herbert Morrison, who became a government minister in 1940.
The following year, he was also appointed to a committee planning a new town at Welwyn Garden City and Hatfield.