Ajit Vachhani (10 August 1951 – 25 August 2003) was an Indian film and television actor. He had worked in many Hindi films as a character actor, including Mr. India (1987) (as "Teja"), Maine Pyar Kiya (1989), Kabhi Haan Kabhi Naa (1993), Hum Aapke Hain Koun..! (1994) and Hum Saath Saath Hain (1999), the two latter being some of his most popular and commercially successful movies of all time. He acted in over 50 films including the Marathi-language film Eka Peksha Ek and three Sindhi movies. He also acted in television serials including Hasratein, Daane Anaar Ke and Ek Mahal Ho Sapno Ka and Mitti Ke Rang.

Ajit started his TV career with Samvaad Video's Bante Bigadte (1985), produced by Rakesh Chaudhary, and soon become a popular face on the television and soon he was appearing in Hindi films.

Vachhani has acted in over 50 Hindi films, three Sindhi films and was a regular in Gujarati and Marathi plays. He acted in Sooraj Barjatya's Maine Pyaar Kiya, Hum Aapke Hain Koun and Hum Saath-Saath Hain. Other films of his include Mr India, Aankhen, Har Dil Jo Pyar Karega, Phir Bhi Dil Hai Hindustani and Kabhi Haan Kabhi Naa.

Vachhani's last serial, Ek Mahal Ho Sapnon Ka, ran for 1,000 episodes in Gujarati, Hindi and Marathi.

He died in Mumbai on 25 August 2003, at the age of 52, after a prolonged illness and was survived by his wife Charusheela Sable and two daughters.