"Rain on Me" is a song by American singers Lady Gaga and Ariana Grande. It was released on May 22, 2020, as the second single from Gaga’s sixth studio album, Chromatica. It was written by the singers with Rami Yacoub, Nija Charles, Alexander Ridha, and its producers, BloodPop, Tchami, and BURNS.

On June 1, 2020, it was announced that the song entered at number one on the Billboard Hot 100. The song became Gaga’s fifth number-one single in the US and Grande’s fourth. Grande became the first artist with four songs on the Hot 100 to enter at the top, passing Justin Bieber, Drake, and Mariah Carey, who had three each at the time. It became Gaga's second number-one entrance after "Born This Way" in 2011. The song is also the only female collaboration to enter at number one in the US.