Lacko \l(ac)-ko\ as a boy's name is a variant of Ladislas (Slavic), and the meaning of Lacko is "glorious rule".

The baby name Lacko sounds like Lake, Laike, Locke, Lock, Lucho, Lucky and Luck. Other similar baby names are Jacko, Dack, Lalo, Paco, Lapo, Hako, Zack, Jack, Jacky, Jaco, Jocko, Lacy, Lacie, Lacey, Lakon, Lallo, Largo, Lark, Licio, Lucio, Mack and Rocko.