Aleksandr Nikolayevich Marochkin (; born 14 July 1990) is a Kazakhstani professional footballer who plays for FC Astana.
He made his Kazakhstan Premier League debut for FC Okzhetpes on 11 March 2015 in a game against FC Kaisar.
On 16 December 2019, FC Tobol announced the signing of Marochkin, before announcing his return to FC Kaisar on loan for the 2020 season on 16 February 2020.
On 11 July 2023, Astana announced the signing of Marochkin from Tobol.
He made his Kazakhstan national football team debut on 8 June 2019 in a Euro 2020 qualifier against Belgium, as a starter.
On 25 March 2025, during a 2026 FIFA World Cup qualification 2-0 away win against Liechtenstein, he scored his first goal with Kazakhstan, becoming at 34 years and 8 months his countryâÂÂs oldest goalscorer in a FIFA World Cup qualification game.