name meaning: Lachlan \l(a)-ch-lan\ as a boy's name is pronounced LAHK-lin, LOCH-lan. It is of Irish and Gaelic origin, and the meaning of Lachlan is "from the land of lakes". May also possibly refer to a Viking ancestor or mean "bellicose". Media magnate Lachlan Murdoch.
Similar baby names are Lachman and Lachmann.