[6] Rout won the U14 girls' section of both Asian[7] and World Youth Chess Championships in 2008.

[16] She won an individual gold medal playing on the reserve board at the 2014 Women's Chess Olympiad in Tromsø, Norway.

[17] She has been part of the Indian women's team in the subsequent Chess Olympiads in 2016 at Baku, Azerbaijan[18] and 2018 at Batumi, Georgia.

[19] She was part of the second Indian women's team at the Chess Olympiad 2022 in Chennai, India, playing at the second board.

Born in Barambagarh, Odisha,[20][21] Padmini started playing chess at the age of 9 (2003) because of her father Dr. Ashok Kumar Rout's passion for the game.