Monica Castelino is an Indian film actress, who has primarily appeared in the Hindi film industry. After portraying the lead role in the Tamil film Minsara Kanna (1999), Monica appeared in glamorous roles in Hindi films throughout the 2000s. In the 2010s, she worked on several Hindi television shows including on The Kapil Sharma Show (2017).
Monica Castelino was briefly married to an assistant director, Satyaprakash Singh. The pair separated the following year after Monica complained of Singh's adultery and harassment.