| Birth Name: | Victor Sunico Diaz |
| Birth Date: | 29 July 1932 |
| Birth Place: | Manila, Philippine Islands |
| Death Place: | Manila, Philippines |
| Occupation: | Actor |
| Years Active: | 1957–2001 |
Victor Sunico Diaz, popularly known as Vic Diaz, (July 29, 1932 – September 15, 2006) was a Filipino character actor who mostly portrayed villains. He was also the father of Teddy Diaz, the founding guitarist of the Filipino Rock band The Dawn.
Diaz's first part in front of the camera was an uncredited role as a Japanese General in American Guerrilla in the Philippines (1950) directed by Fritz Lang.
He appeared in The Big Bird Cage, Black Mama White Mama and played Satan in Eddie Romero's Beast of the Yellow Night. He appeared in a number of other Filipino horror films in the 70s such as Blood Thirst, Beyond Atlantis, Daughters of Satan and Night of the Cobra Woman.
Diaz was married to Kit Diaz who have 3 children: Teddy (1963–1988), Loren and Carl Diaz. He is not related to Paquito Diaz and Romy Diaz.
Diaz died on September 15, 2006, at the age of 74. His remains were shared with his son at Santuario de San Antonio Parish in Makati City.