Noun haldane has 4 senses
- Haldane, J. B. S. Haldane, John Burdon Sanderson Haldane - Scottish geneticist (son of John Haldane) who contributed to the development of population genetics; a popularizer of science and a Marxist (1892-1964)
--1 is a kind of geneticist
- Haldane, John Haldane, John Scott Haldane - Scottish physiologist and brother of Richard Haldane and Elizabeth Haldane; noted for research into industrial diseases (1860-1936)
--2 is a kind of physiologist
- Haldane, Elizabeth Haldane, Elizabeth Sanderson Haldane - Scottish writer and sister of Richard Haldane and John Haldane (1862-1937)
--3 is a kind of writer, author
- Haldane, Richard Haldane, Richard Burdon Haldane, First Viscount Haldane of Cloan - Scottish statesman and brother of Elizabeth and John Haldane (1856-1928)
--4 is a kind of statesman, solon, national leader
,