Gulshan Devaiah was born on May 28, 1978, in Bengaluru, Karnataka, India. He is currently married to Kallirroi Tziafeta, a Greek actress, since March 2012. Devaiah is known for his versatility and has made significant contributions to Hindi cinema.

Gulshan Devaiah is an acclaimed Indian actor recognized for his impactful performances in Hindi films. He began his career in the fashion industry after graduating from the National Institute of Fashion Technology (NIFT), where he worked for ten years before transitioning into acting. His debut came with Anurag Kashyap's short film "That Girl in Yellow Boots" in 2010, which showcased his talent and earned him critical acclaim. He gained further recognition with his roles in films like "Shaitan," "Hate Story," and "Hunterrr," the latter establishing him as a leading actor. Devaiah's portrayal of complex characters has made him a sought-after talent in Bollywood. His work spans various genres, including thrillers and comedies, and he has also appeared in web series like "Afsos" and "Duranga." With a career marked by diverse roles and critical success, Gulshan Devaiah continues to be a prominent figure in the Indian film industry.