Robert Bogumił Mateusiak (born 13 January 1976) is a Polish retired badminton player.

[1] Mateusiak competed in badminton at the 2000 and the 2004 Summer Olympics, both times in the men's doubles with partner Michał Łogosz.

[2] They reached the quarter finals but were beaten by Xu Chen and Ma Jin of China.

[3] In 2016 Summer Olympics, he and Zięba advanced to the knocked-out stage after being at the top of the standings of group B.

[4] They were defeated by Chan Peng Soon and Goh Liu Ying of Malaysia in the quarter final.