Larch \l(a)-rch, lar-ch\ as a boy's name is of Latin origin. Nature name: a type of deciduous evergreen.
Baby names that sound like Larch are Largo and Lark. Other similar baby names are March, Lary, Larie, Arch, Baruch, Birch, Burch, Darach, Laroy, Laron, Laray, Larin, Laren, Larry, Lars, Lech, Larue and Marsh.