Gabriella Sarmiento Wilson (born June 27, 1997), known professionally as H.E.R. (pronounced "her", an acronym for "Having Everything Revealed"), is an American singer and songwriter. After initial music appearances and singles under her real name, Wilson re-emerged in 2016 as H.E.R., releasing her debut EP H.E.R. Volume 1 under RCA, followed by four subsequent EPs. Her first compilation album H.E.R. (2017), consisting of tracks from her first two EPs plus six additional songs, was nominated for five Grammy Awards, winning Best R&B Performance and Best R&B Album.

Her second compilation album, I Used to Know Her, was nominated for five Grammy Awards, including Album of the Year and Song of the Year for "Hard Place". In 2021, she was awarded the Grammy Award for Song of the Year for "I Can't Breathe", and the Academy Award for Best Original Song for "Fight for You" from the film Judas and the Black Messiah (2021). Her debut full-length album Back of My Mind was released in June 2021.

H.E.R. is featured in an episode of the 10-part animated series We the People on Netflix. Wilson wrote and performed the song "Change" for the "Active Citizenship" episode.