Chauhan, Chouhan or Chohan is a clan that ruled parts of northern India in the medieval period. Prithviraj Chauhan, the last Hindu king of Delhi, was a member of this community.

Rajput bardic accounts describe the Chauhans as one of the four Agnikula Rajput clans which claims to have originated from a sacrificial fire-pit (agnikunda) at Mount Abu to fight against the Asuras or demons whereas in context Agnikula is considered as another branch of Suryavanshi Rajput descent.

Descendants of these Chauhan Rajput ruled princely states in Western and Northern India until the pre-independence era.

Manik Rai (AD 685), progenitor of Chauhan dynasty was lord of Ajmer and Sambhar in Western Rajwara.

Harsraj Chauhan reigned about 812 - 827 VS (756 AD), his authority stretching from Aravalli to Abu to Chambal. He fell to the Muslim invaders from Sind. A Chauhan king ruled from Lahore and sought the help of his sovereign, the king of Ajmer, who sent forward a force of 5,000 of the finest Chauhan horsemen to aid the Chauhan king of Lahore. Lahore king's brother led the forces, and fought as many as 70 battles with the forces of Ghor, Gajni and Kabul.

Mohit Chauhan (born March 11, 1974) is an Indian pop and playback singer, most known for his romantic ballads. He started his career singing Indian pop songs with the band Silk Route, which released two albums, Boondein (1998) and Pehchan. The song "Dooba Dooba" became a rave in the Indipop music scene. However, the band dissolved. He would stay off the scene for a while until he came back with the song "Guncha" in 2005 from the "Main, Meri Patni Aur Woh" for which, he would also compose. Impressed by his vocals, he was then approached by A. R. Rahman to sing for the movie Rang De Basanti. The song "Khoon Chala" earned him rave reviews. However, it wouldn't be until 2007 when music director Pritam approached him for the song Tum Se Hi for the movie Jab We Met that Chauhan would finally achieve mainstream success.

Mohit Chauhan was born in the town of Nahan in Sirmaur district, Himachal Pradesh, to Krishana Rana and B. K. Rana. He can speak fluently in Pahari and Hindi. He first attended St. Xavier's School, Delhi and then again moved to Himachal Pradesh to complete his education. Chauhan went to college in Nahan Sirmour, Bilaspur, Mandi, Kullu, and graduated with a Master of Science in Geology from the Dharamshala College in Himachal.

Sunidhi Chauhan (born Nidhi Chauhan on 14 August 1983) is an Indian playback singer, best known for her Hindi film songs in Bollywood. She has also recorded songs for Marathi, Kannada, Tamil, Telugu, Bhojpuri, Bengali, Assamese and Gujarati films .

Chauhan began to sing at the age of four and was discovered by a local TV anchor. She won recognition through a televised singing contest, Meri Awaz Suno, which she won, and made her entrance into playback singing with the Hindi film Shastra.

Her breakthrough was Ram Gopal Varma's film Mast, in which she sang the hit song, "Ruki Ruki Si Zindagi." She has been nominated for fourteen Filmfare Awards, winning it on three occasions. She has won two Star Screen Awards, two IIFA Awards and one Zee Cine Award.

Sunidhi Chauhan family hail from Uttar Pradesh. She started her singing career as a child, giving her first performance at the age of four, in a local temple in Delhi. Thereafter, she began to participate in, and sing for, competitions and local gatherings. When local TV anchor, Tabassum, spotted her talent, her family shifted to Mumbai in a bid to further develop the young singer's skills, and Chauhan became the lead singer in Kalyanji's 'Little Wonders' troupe.

Shreya Ghoshal (born March 12, 1984) is an Indian singer. Best known as a playback singer in Hindi films, she also sings in other Indian languages including Bengali, Assamese, Kannada, Malayalam, Marathi, Oriya,Gujarati, Tamil and Telugu.

Ghoshal's career began when she won the Sa Re Ga Ma Pa contest as an adult. Her Bollywood playback singing career began with Devdas, for which she received National Film Award for Best Female Playback Singer along with Filmfare Award for Best Female Playback Singer and Filmfare RD Burman Award for New Music Talent. Since then, she has worked in more than 180 films and received four National Film Awards, four Filmfare Award for Best Female Playback Singer and four Filmfare Awards South.

Ghoshal was born on March 12, 1984 to a Bengali Hindu family in Durgapur, West Bengal. She grew up in Rawatbhata, a small town near Kota, Rajasthan. Her father, Mr. Biswajeet Ghoshal, works as a nuclear power plant engineer for the Nuclear Power Corporation of India, whereas her mother is a literature post-graduate.

Adhyayan Suman born 13 January 1988 in Mumbai, India is an Indian actor who debuted in the Bollywood film industry with Haal–e–dil. He is the son of Bollywood actor Shekhar Suman.

Adhyayan Suman is the son of actor Shekhar Suman and Alka Suman. Adhyayan's debut film in Bollywood is Haal-e-dil directed by Anil Devgan and produced by Kumar Mangat. He delivered his first hit movie Raaz – The Mystery Continues with Emraan Hashmi & Kangna Ranaut, critics claimed that he was not bad in the movie and had brushed up his acting skills but they mentioned that lead roles do not suit him and he should stick to supporting and negative roles. In his very third movie Jashnn, Adhyayan proved the critics wrong by getting the lead role in a Mahesh Bhatt movie which is known to be one of the industries most acclaimed production houses. Though the film did not create magic at the box office, Adhyayan's performance was appreciated by the critics, the film got positive reviews. His new look in the film was also appreciated by the audience.