Girl name origins & meanings English : Grassy plain Boy name origins & meanings Old English : Long hill Boy name variations Landan Landen Landyn Landun Family name origins & meanings English or Scottish : unexplained. Possibly, as Black suggests, a reduced form of Langdon.French : from the old Germanic personal name element Lando (see Land), via the oblique case, Landonis. Famous people with this last name Michael Landon Famous people who gave their babies this name Shanna Moakler Travis Barker