| Competition: | Estonian Championship |
| Season: | 1921 |
| Winners: | VS Sport Tallinn (1st title) |
| League Topscorer: | Heinrich Paal (3) |
| Matches: | 4 |
| Total Goals: | 20 |
| Nextseason: | 1922 |
The 1921 Estonian Football Championship was the first football league season in Estonia. It was played as a knock-out tournament between September 25 and October 13. Four teams took part in the competition – three from Tallinn and one from Narva. All the games were played at Tiigiveski Ground in Tallinn and refereed by Alexander McKibbin.Top scorer was Heinrich Paal with 3 goals, followed by Vladimir Tell and Oskar Üpraus with two. VS Sport Tallinn won 5–3 against Tallinna Jalgpalli Klubi and thus became the first ever champions of Estonia.
----‡ After normal time, the match was to be played until the first goal, but after 130 minutes and no goals it was abandoned due darkness.