Born on July 6, 1968, in Mumbai, Maharashtra, Karim Hajee is a performing artist. He has a twin brother named Amin Hajee, who is also an actor. He married Shefali Hajee and had a son named Kaashif Hajee. He finished his schooling at St. Andrew’s High School in Mumbai.

He completed his graduation from St. Andrew’s College of Arts, Science and Commerce. He debuted in Bollywood as Luv with film Goonj directed by Jalal Agha in1989 starring Juhi Chawla and Kumar Gaurav. In 1991, Karim worked in the movie Jab Pyar Kiya to Darna Kya by Joy Augustine featuring Ashutosh Gowariker, Tom Alter, and Abha Dhulia.

He acted as Jack in the motion picture titled Pehla Nasha by Ashutosh Gowariker in 1993 starring Raveena Tandon, Deepak Tijori, and Pooja Bhatt. In 1996, Karim worked as Dulha in the film Papa Kahte Hainby Mahesh Bhatt featuring Mayuri Kango, Anupam Kher, and Jugal Hansraj.

He acted as Singer in the motion picture named Jodhaa Akbar by Ashutosh Gowariker in 2008 starring Sonu Sood, Hrithik Roshan, and Aishwarya Rai Bachchan. In 2011, he appeared as Mangu in the film named My Friend Pinto coordinated by Raaghav Dar featuring Arjun Mathur, Prateik, and Kalki Koechlin.

He showed up as the father of the lead character in the movie titled Fugly directed by Kabir Sadanand in 2014 starring Kiara Advani, Jimmy Sheirgill and Mohit Marwah, Same year, he worked as a Christian Holy Man in the motion picture named PK coordinated by Rajkumar Hirani alongside well- known actors such as Sanjay Dutt, Aamir Khan, and Anushka Sharma.

In 2015, he acted as Dulha in the film named Dolly Ki Doli directed by Abhishek Dogra featuring Sonam Kapoor, Rajkummar Rao, and PulkitSamrat. Karim appeared as a Film Director in the movie titled Shamitabh by R. Balki starring Akshara Haasan, Amitabh Bachchan, and Dhanush in 2015.

The same year, he showed up as the Brother of Accused in the motion picture named Drishyam by Nishikant Kamat alongside Tabu, Ajay Devgn, and Shriya Saran. Karim acted in many more films. He also worked in Television movies such as Shaadi Vaadi And All That by Kaashvi Nair in the role of grandfather and The Girl in Me by GulDharmani as Aneesh both in 2014.

He also showed up in short films like Until Midnight by Pratik Patel andVikasShrivastavaas Kabir Sethi in 2016 and Born Free by SushantBaligaas Vikram in 2017. Karim recently acted in the ' Tantra,' a thriller web series by SidhantSachdev.