Judy Ann Santos-Agoncillo (/ˈsæntoʊs/; born Judy Anne Lumagui Santos; 11 May 1978) is a Filipino film and television actress, host, product endorser, recording artist, and film producer.
Santos began as a child actress and made her professional television debut in Kaming Mga Ulila (1986) before her screen debut in the film Silang Mga Sisiw Sa Lansangan (1988) where she appeared as part of the ensemble playing a supporting role. Her first leading role in a television series was in Ula, Ang Batang Gubat (1988), she was also part of German Moreno's That's Entertainment, but she received media recognition in her breakthrough television series Mara Clara (1992). She has since spawned highly rated television series, amongst these are Esperanza (1996), Basta't Kasama Kita (2003), Sa Piling Mo (2006) and Ysabella (2007).
Santos starred in commercially successful films in the early 1990s following motion picture adaptations of Mara Clara (1996) and Esperanza (1999). She further achieved television and film success with pairings opposite Wowie de Guzman, Rico Yan, and Piolo Pascual.