Yassine El Mahsini (born 26 October 1993) is a Belgian-Moroccan basketball player who currently plays for AS Salé of the Division Excellence.
El Mahsini joined the senior team of BC Oostende in 2012, after playing in the junior ranks of the club previously. Over two seasons, he appeared in 9 games in the Pro Basketball League.
Since 2016, El Mahsini is a member of AS Salé.
|- | style="text-align:left;"|2021 | style="text-align:left;"|AS Salé | 4 || 4 || 34.1 || .304 || .444 || .400 || 5.5 || 5.0 || 1.8 || .5 || 5.0 |- |- class="sortbottom" | style="text-align:center;" colspan="2"|Career | 4 || 4 || 34.1 || .304 || .444 || .400 || 5.5 || 5.0 || 1.8 || .5 || 5.0