Marcus Brown (born 1974) is an American retired basketball player.
Marcus Brown may also refer to:
- Marcus Brown (cornerback, born 1986), American football cornerback
- Marcus Brown (cornerback, born 1987), American football cornerback
- Marcus Brown (politician), American politician, elected 2022 into the Connecticut House of Representatives
- Marcus Brown, also known as Nourished by Time, an American singer and producer who made the 2023 album Erotic Probiotic 2