His father Ravi Krishnamurthy, a software architect, played club-level cricket in Bangalore before settling in New Zealand in 1997.
[12][13] Following the conclusion of the 2018 edition, the International Cricket Council (ICC) named Rachin Ravindra as one of the rising stars of the competition.
[17][18] In November 2019, batting for Wellington against Auckland in the 2019–20 Ford Trophy, he scored his first century in List A cricket.
[19] In March 2020, in round six of the 2019–20 Plunket Shield season, he scored his maiden century in first-class cricket.
[36] 2023 proved to be a breakthrough season for Rachin, amassing 3 centuries and 578 runs at the 2023 World Cup, ending the year with 820 ODI runs at 41, with a strike rate of 108.03, and winning the 2023 ICC Men's Emerging Cricketer of the Year award.
Prior to the start of the World Cup, he didn't bat at a position higher than number 6 slot in the sporadic ODI appearances he featured for the Black Caps.
3 in place of Williamson, he became only the fourth Kiwi player to hit a century on World Cup debut by scoring 123* runs off just 96 balls.
He also became the youngest New Zealand player to score a World Cup century at the age of 23 years and 321 days.
[41] Also, along with Devon Conway, he registered the fourth highest partnership in World Cup history, and helped his team beat the defending champions.
[48] On 4 November 2023, during a group stage match against Pakistan, Rachin became the second youngest batter after Sachin Tendulkar in the ODI World Cup history to complete 500 runs.
[58] In December 2023, Rachin was signed by the Chennai Super Kings in the player auction for the 2024 Indian Premier League.
[59] On 22 March 2024, Rachin made his Indian Premier League debut as a player of Chennai Super Kings against Royal Challengers Bangalore.