Sonu Nigam (সোনু নিগম) is an Indian playback singer, music director, dubbing artist and actor.He is known as one of the most versatile singers with one of the widest vocal ranges in the history of Indian music. His songs vary from romantic to breakup, classical to devotional, Party to patriotic, ghazals to qawwali and rock to pop. Nigam is considered one of the greatest and most successful singers of all time in the history of Indian music industry.

Sonu Kumar Nigam was born on 30 July 1973 to Agam Kumar Nigam and Shobha Nigam in the city of Faridabad, Haryana. His father was from Agra and his mother was from Garhwal. He has two sisters - Meenal Nigam, a yoga therapist, and Teesha Nigam, a professional singer.

Nigam began singing at the age of four, when he joined his father Agam Kumar Nigam on stage to sing Mohammed Rafi's song "Kya Hua Tera Wada". Nigam began accompanying his father on his singing appearances at weddings and parties. He moved to Mumbai with his father to begin his Bollywood singing career at the age of 19. He was trained by Hindustani classical singer Ustad Ghulam Mustafa Khan.