Risto Kallaste (born 23 February 1971) is an Estonian football manager and former Estonian international footballer who is currently the manager of Flora U19 team. He played as a full back. Kallaste made his first appearance for the Estonia national football team on 3 June 1992, in a historic 1–1 friendly draw against Slovenia. The match was Estonia's first official match since restoration of independence and Slovenia's first ever. He made a total of 36 appearances for the national team.

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Kallaste was famous for his long range flip throw-ins.

His son Ken Kallaste is also a footballer.