Vilar is a Portuguese, Galician and Catalan surname. Notable people with the surname include:
- Alberto Vilar ( Albert Vilar; 1940âÂÂ2021), American investment banker
- António Vilar (1912âÂÂ1995), Portuguese-born Spanish actor
- Audric del Vilar ('12th-cent.), French Provençal lord and troubadour
- Carlos Alcántara Vilar (born 1964), Peruvian stand-up comedian and actor
- Carlos Vilar (1930âÂÂ2021), Argentine Snipe sailor; brother of Jorge Vilar
- EduÃÂno Vilar [see: Communist Party of Portugal (MarxistâÂÂLeninist)] ('1970âÂÂ1974), Portuguese communist publisher and politician
- Esther Vilar (born 1935), Argentine author, playwright, and physician
- Fabiana Vilar (born 1986), Brazilian politician
- Federico Vilar (born 1977), Argentine and Mexican footballer
- Fernando Vilar (born 1954), Portuguese-born Uruguayan journalist and news anchor
- Irene Vilar (born '1969), Puerto Rican American editor, literary agent, author, memoirist, and environmental advocate
- Jean Vilar (1912âÂÂ1971), French actor, theater director, and scenic designer
- Joan Vilar i Costa (1889âÂÂ1962), Spanish Jesuit priest, librarian, and exile
- Jorge Vilar (1931âÂÂ2014), Argentine snipe sailor; brother of sailer Carlos Vilar
- José de Nouvilas de Vilar ('1843âÂÂ'1913), Spanish Puerto Rican soldier and politician
- José Miguel Vilar-Bou (born 1979), Spanish science-fiction and horror writer, and journalist
- Marcelo Vilar (born 1961), Brazilian football manager
- Pierre Vilar (1906âÂÂ2003), French historian and writer
- Raf Vilar ( Rafael Vilar; born ?), Brazilian-born British singer-songwriter
- Ricardo Vilar (born 1985), Brazilian footballer
- Roberto Vilar (born 1971), Spanish comedian, television presenter, and actor
- Roberto Vilar (footballer) (born 1976), Portuguese footballer
- Tesa Vilar (born 1995), Slovenian racing cyclist
- Tracy Vilar (born 1968), American actor, casting director, and producer
- Vicente Vilar David (1889âÂÂ1937), Spanish Catholic martyr, venerated Christian, and engineer