Marylou Vanina Mayniel (born April 23, 1993), better known by her stage name Oklou, is a singer, songwriter, and producer from Poitiers, France.

In 2014, Mayniel moved from Paris to London, where she co-founded the DJ collective TGAF (These Girls Are on Fiyah). She later connected with Sega Bodega and ​coucou chloe, becoming a member of London-based label and collective NUXXE.

In 2019, she signed a joint deal with US label True Panther and French label Because Music. She released her mixtape Galore through both labels in September 2020.

In 2025, her debut studio album choke enough would go on to release, featuring artists Bladee and underscores.