Karan Kundrra was born on October 11, 1984, in Jalandhar, Punjab, India. He hails from a well-established Punjabi family. His father, S.P. Kundra, is a businessman, and his mother, Suneeta Kundra, is a homemaker.

He has three elder sisters, and he grew up in a supportive and close-knit environment. He completed his schooling at Mayo College in Ajmer and went on to pursue an MBA from Florida, USA. His polished demeanor and confidence are often credited to his education and upbringing.

Karan Kundrra made his acting debut in 2009 with the television serial "Kitani Mohabbat Hai" on NDTV Imagine, where he played the lead role of Arjun Punj. His performance was widely appreciated, and he quickly became a household name.

He followed this success with other TV shows such as "Bayttaab Dil Kee Tamanna Hai", "Yeh Kahan Aa Gaye Hum", and "Dil Hi Toh Hai". He also gained attention for his role in the fantasy series "Tere Ishq Mein Ghayal" where he played the character of Veer, a werewolf.

Apart from acting, he showcased his versatility by working as a host for several shows. He hosted crime-based series like "Gumrah – End of Innocence", and relationship-based shows like "MTV Love School".

He also gained immense popularity as a gang leader in MTV Roadies from Season 12 to Season 15. In 2021, he participated in Bigg Boss 15, where he finished as the 2nd runner-up and earned widespread acclaim.

He made his film debut in 2012 with the Punjabi movie "Pure Punjabi", and later appeared in Hindi films such as "Horror Story", "Mubarakan", and "1921". He recently starred in "Tera Kya Hoga Lovely" (2024) and is also part of an upcoming thriller titled "Missing Face" (2025).

With the rise of digital platforms, he adapted quickly. He starred in the web series "It Happened in Calcutta" on ALTBalaji and later in "Love Adhura", a crime thriller that aired on Amazon Mini TV. His performances on OTT platforms have been praised for their depth and intensity, showing a more nuanced side of his acting talent.

His personal life has often been in the public eye. He was previously in a long-term relationship with Anusha Dandekar, which ended in 2020. During Bigg Boss 15, he found love again with fellow contestant Tejasswi Prakash, and the two have been together since.

The couple is often seen together at public events and share a strong fan following. He is also a passionate traveler and automobile enthusiast—owning luxury vehicles including a Ducati Diavel and Harley Davidson 48. He splits his time between Mumbai and Dubai, where he co-owns an apartment with Tejasswi.

Over the years, he has received numerous accolades for his work in television and film. He was featured in Forbes India’s Top 100 Celebrities list in both 2018 and 2019. In 2022, he was honored with the “Outstanding Talent of the Year” award at the Filmfare Middle East Achievers Night.

He also won the Bollywood Hungama Style Icon Award for Most Stylish TV Star (Male) in 2023, and multiple honors at the Iconic Gold Awards. In 2024, he received the Most Promising Actor award at the ScreenXX Summit & Awards for his work in Love Adhura.