Sirotkin, 24, previously enjoyed two stints with Renault in a reserve role, taking up the position for both the 2017 and 2019 seasons, making six free practice appearances for the team.
The Russian returned to Renault last year after a one-year stint racing with Williams, scoring one point with a 10th-place finish at the Italian Grand Prix.
Renault confirmed in an announcement on Tuesday ...
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