Gianna Brielle Perez (born February 4, 2000), known professionally as Gigi Perez or simply Gigi, is an American singer-songwriter. Born in New Jersey and raised in Florida, she went viral on TikTok for her songs "Celene" and "Sometimes (Backwood)" and spent a period signed to Interscope Records, on which she released the 2023 EP How to Catch a Falling Knife. After leaving the label, she released "Sailor Song", which peaked at number 22 on the Billboard Hot 100. "Sailor Song" topped the charts in Ireland, Latvia, and the United Kingdom, and peaked within the top ten of the charts in various countries, including New Zealand and Norway. She has also supported Coldplay on their Music of the Spheres World Tour, Noah Cyrus on her The Hardest Part Tour, and D4vd on his The Root of It All Tour.