Novak Djokovic defeated the defending champion Daniil Medvedev in the final, 4–6, 6–3, 6–3 to win the singles tennis title at the 2021 Paris Masters.

It was his record-extending sixth Paris Masters title and record-breaking 37th ATP Tour Masters 1000 title overall, surpassing Rafael Nadal's tally in the latter category.

[1] With his victory over Hubert Hurkacz in the semifinals, Djokovic also secured the year-end ATP No.

1 singles ranking for a record seventh time, breaking a tie with Pete Sampras in the process.

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