Kolja

Kolja or Colja is a short form of the given name Nikolai. It may refer to:


 * Kolja (film), Czech 1996 drama film
 * Kolja Afriyie (born 1982), German former professional football player
 * Kolja Blacher (born 1963), German violin player
 * Kolja Pusch (born 1993), German footballer
 * Kolja Schallenberg (born 1984), German director and play writer
 * Alojz Colja (born 1943), Slovenian rower
 * Nikola Pejaković, Serbian actor, theater director and musician, nicknamed Kolja.