Apu Biswas was born on October 11, 1989 in SK Lane of Sadar Upazila in Bogra district. His father's name is Upendranath Biswas and his mother's name is Shefali Biswas. Dhallywood Queen Apu Biswas was the youngest of his parents' three daughters and one son. Apu Biswas spent his childhood and adolescence. In Bogra. SOS was taught by Hermann Meiner at the beginning of his education career. Then she attended Alor Mela, Crescent High School and finally Yakubia Girls High School. With the joint initiative of her parents, she started her dance journey with Bogra's dance guru Abdus Samad and at that time she acted in the Laili Majnu dance drama. After that, she attended the institutional dances of Bulbul Lalitkala Academy, Shilpakala Academy and finally Dance Zone. While studying in class nine, she won tenth place in a dance competition organized by Nrityanchal. At that time, her name was Avanti Biswas but she became better known as Apu Biswas.
Apu Biswas made her film debut in 2005 with the role of Avanti in Amjad Hossain's Tomorrow Morning. In 2006, Apu Biswas acted as the female lead opposite Shakib Khan in FI Manik's Koti Takar Kabin. Due to the success of this movie, Apu Biswas became an overnight star. Currently, the pair of Apu Biswas with the Bangladeshi superstar hero Shakib Khan became popular and in the same year FI Manik directed the movie Chachchu, Dadima and Pita's seat.
In 2007, Apu Biswas acted in the film Kabinnama opposite actor Manna and opposite Shakib Khan, the king of Dhaka.
In the two years of 2008 and 2009, the films of current superstar, Dhaka King famous actor Shakib Khan and Dhallywood queen Apu Biswas are Our Chhota Saheb, Tu Swapna Tu Sadhana, Jan Amar Jan, Amar Jan Amar Pran, Mane Prane Acho Tu, Valobasaar Lal Golap, Mind Where Hriday There, Mane Bara Jalala, Mayer Het Beheshet Chabi and Saathire were popular as well as commercial successes. Apu won the Bangladesh Cultural Reporters Association Award for Best Actress for the movie Jaan Amar Jaan in 2008. 2008 Meryl Prothom Alo Award for her beautiful performance in the film Ekbuk Balabosha, 2009 Mane Bara Supa. As a star, Apu Biswas got the fame of best film actress. Apu Biswas is said to be doing more than 72 movies opposite Shakib Khan.
Actress Apu Biswas was secretly married to actor Shakib on April 18, 2008, but after a long time, Shakib and Apu revealed their marriage in a live interview on television in 2017. After marriage, Apu Biswas was named Apu Islam Khan. On November 22, 2027, his son was Abraham Khan Joy was born in Calcutta.
Shakib Khan filed for divorce on November 22, 2017 and they got divorced on February 22, 2018. After the divorce, Apu Biswas returned to Hinduism and continued to live with his mother on her own with her son. However, on September 18, 2020, Apu's mother Shefali Biswas passed away. The son was born in the month of September, so as the month of happiness is the month of mourning because his mother passed away in this month. Apu said September is actually waiting for many things. After the death of her mother, this actress is living with her son Abraham Khan Joy.