Thakur’s father is an ex-serviceman and his mother a house-wife. His younger sister is a national badminton player.
Thakur became popular after his solo effort to help India win Junior World Cup Hockey Tournament in 2001 in Hobart, Australia. He scored double hat-trick in the tournament. The most memorable one was in final against unpredictable Argentina with score board showing 6-1. Other one was against the underdog, Scotland with a score of 7-1 rout. He finished the tournament with ten goals and was named the ‘Best Player of the Tournament’.