Sir Darryl Farris (born November 5, 1986), known mononymously as Sir (stylized as SiR), is an American singer, songwriter and record producer from Inglewood, California. He is signed to Top Dawg Entertainment and released his debut album on the label titled November on January 19, 2018. He is the younger brother of D Smoke, the inaugural winner of Netflix’s reality show Rhythm + Flow.