Rahul Vaidya (RKV) is the son of an engineer with the Maharashtra State Electricity Board. Vaidya grew up in Mumbai, where he studied music under Suresh Wadkar and entered various child talent competitions. While he was a Second Year Junior College student in Mithibai College, he participated in Indian Idol. He also participated in "Aao Jhoomein Gaayein" in his boyhood. A very talented singer who has been a part of many shows since his childhood.
He finished third on the first season of Indian Idol. Although he was hotly tipped to win, Rahul faced his defeat in the penultimate round, on February 18, 2005. Eight months later, he released his debut album Tera Intezaar. Sajid-Wajid composed the music for his debut album. He also sang a duet, "Hello Madam, I am your Adam", with fellow Indian Idol runner-up Prajakta Shukre, and "God Promise Dil Dola" with Shreya Ghoshal in the Bollywood film Shaadi No. 1. He has also sang the title song of drama "Ek Ladki Anjaani Si" which airs on Sony Entertainment Television. Other than that Rahul has performed in live shows and concerts all over the globe.
Rahul was the male anchor of the popular show "Jhoom India" on Sahara and was a playback for several films, such as Shaadi No. 1, Jigyaasa, Hot Money, and Krazzy