Mateusz Kociecki was born on 8 December 1992 in Zakopane, Malopolska, Poland. He is an actor, known for One Summer Afternoon (2019), The Crystal Girl (2016) and Komisarz Alex (2012).

Make your IMDb page stand out by adding a demo reel

The Biggest Movies and TV Coming in September

"The Gentlemen" and "Slow Horses" return this fall, while the "Reacher" spin-off series "Neagley" makes its debut. See our guide of the biggest Fall TV and streaming releases.

2026 Fall TV and Streaming Watch Guide

&quot;The Gentlemen&quot; and &quot;Slow Horses&quot; return this fall, while the &quot;Reacher&quot; spin-off series &quot;Neagley&quot; makes its debut. See our guide of the biggest Fall TV and streaming releases.

See who dazzled on the red carpet and took home gold at the 78th Primetime Creative Emmy Awards.

Primetime Creative Arts Emmys: Photos We Love

Maria Pawlowska in One Summer Afternoon (2019)

Mateusz Kociecki

Known for

Credits

Actor

Personal details

Contribute to this page

More to explore

Recently viewed