Isaac Matondo (born 24 March 1999) is a professional footballer who plays as a midfielder for Slovenian PrvaLiga club Koper.

In January 2019, he made his first appearance on the teamsheet for Rennes's senior team in a Coupe de France match.

[3] In January 2022, Matondo signed for Championnat National 3 club Fougères [fr] on a contract until the end of the season.

[3] Following "good performances" during which he scored ten goals and provided two assists in twelve league games, he signed for Championnat National 2 club Les Herbiers in June 2022.

[4][5] In the 2022–23 season with Les Herbiers, Matondo scored sixteen goals in twenty-nine matches, and was considered a "revelation".