"Sugar" is a song recorded by American pop rock band Maroon 5 for their fifth studio album, V (2014). It was written by Mike Posner, Adam Levine, Dr. Luke, and Jacob Kasher Hindlin together with its producers Ammo and Cirkut. It was sent to contemporary hit radio in the United States, as the third single from the album on January 13, 2015. "Sugar" is a disco, funk-pop and soul song that features a wide range of instruments including percussion, keyboards and guitars.

Commercially, "Sugar" peaked at number two on the US Billboard Hot 100 and became the band's third top 10 single from V, and eighth consecutive top 10 entry. "Sugar" is the 68th song in history to score at least 20 weeks in the top 10 of the Hot 100. Film director David Dobkin shot the accompanying music video for the single in Los Angeles. Inspired by the 2005 romantic comedy Wedding Crashers, it features Maroon 5 crashing weddings that happened in the city. The video premiered on January 14, 2015, and received its television premiere on January 17. The song is also used as the encore of the shows during the Maroon 5 World Tour 2015. A remix of the song, featuring rapper Nicki Minaj was digitally released on March 10 via the iTunes Store.

"Sugar" received a nomination for the Grammy Award for Best Pop Duo/Group Performance at the 58th Annual Grammy Awards.