From 1906 to 1926, the Finnish Swimming Federation did not arrange a dedicated national competition. Instead, it spread out the hosting duties of the championship events to multiple clubs.
Competed in Helsinki on 6 (technical routine) and 7 (free routine) August 1921.
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Competed in Vyborg on 23 (technical routine) and 24 (free routine) July 1921.
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Competed in Helsinki on 29 (qualification) and 31 (final) July 1921.
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Competed in Helsinki on 30 and 31 July 1921.
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Competed in Helsinki on 29 and 30 July 1921.
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Competed in Vyborg on 24 July 1921.
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Competed in Helsinki on 31 July 1921.
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Competed in Helsinki on 30 July 1921.
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Competed in Helsinki on 6 August 1921.
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Competed in Helsinki on 7 August 1921.
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Competed in Turku on 24 July 1921.
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Competed in Turku on 24 July 1921.
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Competed in Turku on 24 July 1921.
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Competed in Helsinki on 29 July 1921.
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Competed in Helsinki on 30 July 1921.
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Competed in Vyborg on 24 July 1921 (heats and final).
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Competed in Vyborg on 23 July 1921.
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Competed in Vyborg on 23 July 1921.
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Competed in Vyborg on 24 July 1921.
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Competed in Vyborg on 23 July 1921.
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