Rachin Ravindra was born in Wellington on 18 November 1999 to Hindu parents of South Indian origin from Bangalore. His father Ravi Krishnamurthy, a software architect, played club-level cricket in Bangalore before settling in New Zealand in 1997. On 22 March 2024, Rachin made his Indian Premier League debut as a player of Chennai Super Kings against Royal Challengers Bangalore. He scored the first six for his team in the league. He scored 37 runs in just 15 balls before being caught out by Rajat Patidar of the bowling of Karn Sharma. Rachin Ravindra was a part of New Zealand's squads for the 2016 and the 2018 under-19 World Cups. Following the conclusion of the 2018 edition, the International Cricket Council (ICC) named Rachin Ravindra as one of the rising stars of the competition. In June 2018, he was awarded a contract with Wellington for the 2018–19 season. Rachin Ravindra made his List A debut for New Zealand A against Pakistan A in October 2018. He made his first-class debut for New Zealand A against the same side later in the month. In November 2019, batting for Wellington against Auckland in the 2019–20 Ford Trophy, Rachin Ravindra scored his first century in List A cricket. In March 2020, in round six of the 2019–20 Plunket Shield season, he scored his maiden century in first-class cricket.