Haldane \ha-lda-ne, hal-dane\ as a boy's name (also used as girl's name Haldane), is a variant of Halden (Scandinavian), and the meaning of Haldane is "half Dane".

The baby name Haldane sounds like Haldan, Halton, Halten and Holden. Other similar baby names are Halfdane, Haddan, Halvdan, Halfdan and Haydan.