Marsha Ambrosius or Marsha is a member of the English band duo Floetry.

Ambrosius has been featured on several songs including Styles P's "I'm Black"; The Game's "Start from Scratch" and "Why You Hate The Game" (also featuring Nas); Busta Rhymes' "Get You Some" and "Cocaina"; Nas' "Hustlers" (also featuring The Game); and Hi-Tek's "Music for Life". The group has also collaborated with Earth, Wind & Fire on their most recent album, Illumination, on the track "Elevated".