Nykko \n(yk)-ko\ as a boy's name is a variant of Nick (English). See for meaning of Nykko.

The baby name Nykko sounds like Nikko, Nikky, Nikki and Niko. Other similar baby names are Nye, Chiko, Danko, Rikky, Rikki, Hako, Heiko, Jacko, Jocko, Vanko, Janko, Lacko, Miko, Mikio, Nebo, Nemo, Nereo, Nikos, Niki, Nik, Nicky, Nico, Nicco, Noak, Nyree, Pekka, Pyke, Rikke, Rikk, Rocko, Takeo and Wyck.