Sarah Asher Tua Geronimo-Guidicelli (/hɛˈrɒnɪmoʊ/ herr-ON-ih-moh; born July 25, 1988) is a Filipina singer and actress. Geronimo rose to prominence after winning the television talent show Star for a Night (2002). In 2003, she was signed to Viva Records, and released her debut studio album Popstar: A Dream Come True, supported by the singles "Forever's Not Enough" and "Sa Iyo".
Geronimo reinvented her image and style with Becoming (2006) and Taking Flight (2007), gaining praise for her growth and maturity. She recorded covers on Music and Me (2009) and One Heart (2011), the latter of which also included original material and was supported by the singles "Sino Nga Ba Siya" and "Kung Siya ang Mahal". Geronimo produced her tenth studio album Expressions (2013), which featured the lead single "Ikot-Ikot". Her twelfth studio album, The Great Unknown (2015), contained the lead single "Tala", which sparked a trend between 2019 and 2020. In 2025, she launched her independent record label, G Music.