Arnob (born Shayan Chowdhury Arnob; January 27, 1978) is a Bangladeshi singer-songwriter, musician, and artist who has been a major figure in the popular culture of Bangladesh. Most of his famous work comes from his early albums, when songs such as "She Je Boshe Ache" (2005) and "Tomar Jonno" (2006) became anthems in the whole country.Born in January 1978 in Dhaka, Arnob attended Willes Little Flower School, and for better art education was sent to Santiniketan, where he met his future wife Sahana Bajpaie. He attended Kolkata University, where he formed the folk band Bangla in 1998. After leaving the band, he came back from Kolkata and started working on his solo albums. In 2005, he got his breakthrough with his debut album, Chaina Bhabish, which featured some of the best songs composed by him: "Hariye Giyechi" and "She Je Boshe Ache", the Daily Star commented: "She Je Boshe Ache is undoubtedly the catchiest track of all. The tune itself, in the simplest of words, is beautiful!". His second album Hok Kolorob also matched the success of his debut album and after releasing the album he became one of the most successful musicians of the decade. By 2008, he explored rock music, as that time many alternative rock bands earned huge popularity. His third album, Doob featured many electrically amplified rock songs like: "Shopno Debe Doob", "Adhkana", "Akash Kalo" and "Rastai".
In October 2008, he went on touring few cities of US, UK, Canada and Australia. It was arranged by Drishtipat and sponsored by HSBC. He released his first live album in November 2009, Arnob & Friends Live, which contained songs from the tour. He also worked in few Bangladeshi and West Bengal films, Monpura, Aha!, Dip Nevar Aage and Kolkata Calling. His song, "Shonar Moyna Pakhi", for the film Monpura, is considered to be one of the greatest film-score in the country. The works of his later career includes: Rod Boleche Hobe (2010), Adheko Ghume (2012), Khub Doob (2015) and Ondho Shohor (2017).
He has sold more than a million records, making him one of the best-selling music artists of Bangladesh. He is considered to be one of the greatest singer-songwriter, composer and esraj player in Bangladesh and West Bengal. He has received numerous awards, including two Channel i Music Awards, for the artwork of his second album Hok Kolorob and for Bujhcho as a member of Prayer Hall. He married Indian-Bangladeshi musician Sahana Bajpaie in 2000, but their marriage ended in a divorce in 2008.