The 2021 Finnish Championships were held from September 17 through September 19 in Oulu, Finland.
Senior All-Around Results
| Rank | Athlete | FX | PH | SR | VT | PB | HB | AA |
| 1 | Elias Koski Voimisteluseura Helsinki |
13.300 | 13.700 | 13.500 | 13.850 | 13.200 | 13.350 | 80.900 |
| 2 | Robert Kirmes Espoon Telinetaiturit |
14.200 | 12.250 | 12.800 | 13.850 | 13.250 | 13.000 | 79.350 |
| 3 | Oskar Kirmes Espoon Telinetaiturit |
13.500 | 11.900 | 12.700 | 12.200 | 13.550 | 13.050 | 76.900 |
| 4 | Tarmo Kanerva Tampereen Sisu |
13.150 | 11.550 | 12.650 | 13.600 | 12.100 | 12.600 | 75.650 |
| 5 | Akseli Karsikas Oulun Pyrintö |
12.900 | 9.700 | 12.900 | 13.550 | 12.700 | 11.500 | 73.250 |
| 6 | Patrick Palmroth Tampereen Sisu |
12.500 | 10.100 | 12.600 | 13.600 | 12.600 | 11.000 | 72.400 |
| 7 | Emil Woivalin Espoon Telinetaiturit |
12.750 | 10.500 | 12.400 | 12.950 | 11.600 | 11.750 | 71.950 |
| 8 | Antti Varjolaakso Voimisteluseura Helsinki |
11.300 | 9.600 | 11.100 | 12.100 | 11.300 | 12.200 | 67.600 |
| 9 | Eeli Mikkola Tampereen Sisu |
11.600 | 10.700 | —— | 12.900 | 10.750 | 10.800 | 56.750 |
| 10 | Toni Ranta Tampereen Sisu |
—— | 9.050 | 5.300 | 11.250 | 11.550 | —— | 37.150 |
| 11 | Niila Sinivuori Jyväskylän Voimistelijat-79 |
10.150 | 8.700 | —— | 12.700 | —— | —— | 31.550 |
| 12 | Jooa Sillanpää Jyväskylän Voimistelijat-79 |
12.250 | 6.600 | —— | 12.650 | —— | —— | 31.500 |
| 13 | Pyry Lappalainen Jyväskylän Voimistelijat-79 |
11.950 | —— | —— | 12.500 | —— | —— | 24.450 |
| 14 | Anton Jääskeläinen Voimisteluseura Helsinki |
—— | —— | 11.450 | —— | —— | 9.750 | 21.200 |
| 15 | Emil Soravuo Espoon Telinetaiturit |
14.350 | —— | —— | —— | —— | —— | 14.350 |
| 16 | Pavel Titov Jyväskylän Voimistelijat-79 |
—— | 13.400 | —— | —— | —— | —— | 13.400 |
| 17 | Juho Kanerva Turun Urheiluliitto |
—— | 13.150 | —— | —— | —— | —— | 13.150 |
| 18 | Jimi Päivänen Voimisteluseura Helsinki |
—— | 13.100 | —— | —— | —— | —— | 13.100 |
| 19 | Joonas Kukkonen Espoon Telinetaiturit |
—— | —— | 12.800 | —— | —— | —— | 12.800 |
| 20 | Eerik Isojoki Oulun Pyrintö |
10.250 | —— | —— | —— | —— | —— | 10.250 |
| 21 | Risto Hartikainen Espoon Telinetaiturit |
9.850 | —— | —— | —— | —— | —— | 9.850 |
| 22 | Ville Haapamäki Jyväskylän Voimistelijat-79 |
—— | 6.900 | —— | —— | —— | —— | 6.900 |
| 23 | Nuutti Greus Voimisteluseura Helsinki |
—— | 4.650 | —— | —— | —— | —— | 4.650 |
Senior Floor Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Emil Soravuo | Espoon Telinetaiturit | 6.0 | 8.533 | 14.533 | |
| 2 | Oskar Kirmes | Espoon Telinetaiturit | 5.7 | 8.400 | 14.100 | |
| 3 | Tarmo Kanerva | Tampereen Sisu | 5.5 | 7.900 | 13.400 | |
| 4 | Robert Kirmes | Espoon Telinetaiturit | 5.6 | 7.433 | 13.033 | |
| 5 | Emil Woivalin | Espoon Telinetaiturit | 5.0 | 7.966 | 12.966 | |
| 6 | Akseli Karsikas | Oulun Pyrintö | 5.6 | 6.733 | 12.333 | |
| 7 | Patrick Palmroth | Tampereen Sisu | 5.1 | 6.766 | 11.866 | |
| 8 | Elias Koski | Voimisteluseura Helsinki | 5.3 | 5.933 | 11.233 |
Senior Pommels Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Juho Kanerva | Turun Urheiluliitto | 5.4 | 8.566 | 13.966 | |
| 2 | Robert Kirmes | Espoon Telinetaiturit | 5.5 | 8.166 | 13.66 | |
| 3 | Elias Koski | Voimisteluseura Helsinki | 5.0 | 8.433 | 13.433 | |
| 4 | Pavel Titov | Jyväskylän Voimistelijat-79 | 5.4 | 8.033 | 13.433 | |
| 5 | Jimi Päivänen | Voimisteluseura Helsinki | 5.0 | 8.333 | 13.333 | |
| 6 | Oskar Kirmes | Espoon Telinetaiturit | 5.4 | 7.933 | 13.333 | |
| 7 | Tarmo Kanerva | Tampereen Sisu | 4.7 | 6.333 | 11.033 | |
| 8 | Eeli Mikkola | Tampereen Sisu | 3.9 | 5.500 | 9.400 |
Senior Rings Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Elias Koski | Voimisteluseura Helsinki | 4.8 | 8.533 | 13.333 | |
| 2 | Akseli Karsikas | Oulun Pyrintö | 4.7 | 8.433 | 13.133 | |
| 3 | Robert Kirmes | Espoon Telinetaiturit | 5.0 | 7.833 | 12.833 | |
| 4 | Joonas Kukkonen | Espoon Telinetaiturit | 5.3 | 7.500 | 12.800 | |
| 5 | Patrick Palmroth | Tampereen Sisu | 4.1 | 8.466 | 12.566 | |
| 6 | Tarmo Kanerva | Tampereen Sisu | 4.4 | 8.066 | 12.466 | |
| 7 | Oskar Kirmes | Espoon Telinetaiturit | 4.7 | 7.733 | 12.433 | |
| 8 | Emil Woivalin | Espoon Telinetaiturit | 4.0 | 7.800 | 11.800 |
Senior Vault Final Results
| Rank | Athlete | Club | D | E | ND | Total | Average |
| 1 | Robert Kirmes | Espoon Telinetaiturit | 4.8 | 9.066 | 13.866 | 13.416 | |
| 4.0 | 8.966 | 12.966 | |||||
| 2 | Akseli Karsikas | Oulun Pyrintö | 4.8 | 8.800 | -0.1 | 13.500 | 13.183 |
| 5.2 | 7.766 | -0.1 | 12.866 | ||||
| Patrick Palmroth | Tampereen Sisu | 4.8 | 8.800 | -0.1 | 13.500 | 13.183 | |
| 5.2 | 7.666 | 12.866 | |||||
| 4 | Niila Sinivuori | Jyväskylän Voimistelijat-79 | 4.8 | 9.166 | 13.966 | 13.033 | |
| 3.2 | 8.900 | 12.100 | |||||
| 5 | Jooa Sillanpää | Jyväskylän Voimistelijat-79 | 4.8 | 8.666 | 13.466 | 12.949 | |
| 4.0 | 8.433 | 12.433 | |||||
| 6 | Tarmo Kanerva | Tampereen Sisu | 4.4 | 8.800 | 13.200 | 12.616 | |
| 3.2 | 8.833 | 12.033 | |||||
| 7 | Pyry Lappalainen | Jyväskylän Voimistelijat-79 | 4.0 | 8.933 | 12.933 | 12.099 | |
| 2.8 | 8.466 | 11.266 |
Senior P-Bars Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Oskar Kirmes | Espoon Telinetaiturit | 5.2 | 8.566 | 13.766 | |
| 2 | Elias Koski | Voimisteluseura Helsinki | 5.1 | 8.366 | 13.466 | |
| 3 | Robert Kirmes | Espoon Telinetaiturit | 4.9 | 8.533 | 13.433 | |
| 4 | Patrick Palmroth | Tampereen Sisu | 4.6 | 8.066 | 12.666 | |
| 5 | Tarmo Kanerva | Tampereen Sisu | 4.7 | 7.800 | 12.500 | |
| 6 | Akseli Karsikas | Oulun Pyrintö | 5.1 | 7.333 | 12.433 | |
| 7 | Emil Woivalin | Espoon Telinetaiturit | 4.6 | 7.733 | 12.333 | |
| 8 | Toni Ranta | Tampereen Sisu | 3.6 | 8.233 | 11.833 |
Senior High Bar Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Robert Kirmes | Espoon Telinetaiturit | 4.6 | 8.666 | 13.266 | |
| 2 | Oskar Kirmes | Espoon Telinetaiturit | 5.1 | 8.033 | 13.133 | |
| 3 | Patrick Palmroth | Tampereen Sisu | 4.5 | 8.133 | 12.633 | |
| 4 | Akseli Karsikas | Oulun Pyrintö | 4.5 | 8.000 | 12.500 | |
| 5 | Antti Varjolaakso | Voimisteluseura Helsinki | 4.1 | 7.966 | 12.066 | |
| 6 | Elias Koski | Voimisteluseura Helsinki | 5.1 | 6.733 | 11.833 | |
| 7 | Emil Woivalin | Espoon Telinetaiturit | 3.6 | 7.900 | 11.500 | |
| 8 | Tarmo Kanerva | Tampereen Sisu | 4.7 | 5.366 | 10.066 |
Junior All-Around Results
| Rank | Athlete | FX | PH | SR | VT | PB | HB | AA |
| 1 | Joona Reiman Tampereen Sisu |
13.166 | 12.133 | 11.966 | 13.833 | 10.966 | 12.466 | 74.530 |
| 2 | Aaro Harju Tampereen Sisu |
12.233 | 11.933 | 11.666 | 13.033 | 12.500 | 11.866 | 73.231 |
| 3 | Ilari Huovinen Tampereen Sisu |
11.633 | 11.033 | 11.666 | 13.133 | 12.333 | 11.633 | 71.431 |
| 4 | Aleksi Vesala Jyväskylän Voimistelijat-79 |
12.033 | 11.566 | 11.766 | 12.133 | 12.300 | 11.533 | 71.331 |
| 5 | Akseli Kauma Tampereen Sisu |
11.900 | 12.533 | 10.200 | 12.266 | 12.166 | 10.600 | 69.665 |
| 6 | Leo Lehtinen Turun Urheiluliitto |
12.400 | 8.500 | 10.866 | 12.466 | 12.100 | 12.366 | 68.698 |
| 7 | Eetu Kujanpää Tampereen Sisu |
11.566 | 8.300 | 11.200 | 13.166 | 11.433 | 11.633 | 67.298 |
| 8 | Anssi Valkama Oulun Pyrintö |
11.500 | 10.133 | 10.266 | 12.900 | 11.533 | 9.766 | 66.098 |
| 9 | Alex Tukiainen Turun Urheiluliitto |
11.166 | 10.200 | 10.300 | 12.000 | 11.566 | 10.000 | 65.232 |
| 10 | Otto Kontro Jyväskylän Voimistelijat-79 |
11.266 | 9.366 | 10.433 | 10.500 | 11.633 | 10.800 | 63.998 |
| 11 | Oskari Josepoff Voimisteluseura Helsinki |
11.500 | 10.300 | 9.433 | 11.200 | 10.700 | 10.533 | 63.666 |
| 12 | Luka Seljavaara Espoon Telinetaiturit |
12.466 | 8.433 | 9.900 | 11.533 | 10.766 | 9.466 | 62.564 |
| 13 | Noel Nousiainen Espoon Telinetaiturit |
11.000 | 8.133 | 10.933 | 10.466 | 10.200 | 9.766 | 60.498 |
| 14 | Kyösti Uusitalo Oulun Pyrintö |
10.833 | 9.033 | 9.566 | 11.066 | 10.466 | 9.133 | 60.097 |
| 15 | Antton Villonen Voimisteluseura Helsinki |
11.866 | 4.933 | 10.533 | 10.133 | 11.700 | 9.933 | 59.098 |
| 16 | Aarne Pulkkinen Tampereen Sisu |
9.533 | 7.666 | 9.233 | 10.200 | 11.166 | 10.500 | 58.298 |
| 17 | Patrik Taavitsainen Jyväskylän Voimistelijat-79 |
11.566 | 8.700 | 7.800 | 10.400 | 8.966 | 10.233 | 57.665 |
| 18 | Robert Tötterman Espoon Telinetaiturit |
10.566 | 2.666 | 7.300 | 10.466 | 11.933 | 9.033 | 51.964 |
| 19 | Iiro Karppinen Oulun Pyrintö |
10.833 | —— | 8.733 | 11.800 | 7.766 | 10.233 | 49.365 |
| 20 | Marcus Pietarinen HIFK Gymnastics |
—— | 10.333 | 12.033 | —— | 12.433 | 11.533 | 46.332 |
| 21 | Benjamin Stolt Espoon Telinetaiturit |
11.166 | 5.566 | —— | 10.433 | 10.000 | 8.666 | 45.831 |
| 22 | Noel Pop Turun Urheiluliitto |
—— | 9.466 | 9.333 | —— | 11.733 | 11.000 | 41.532 |
| 23 | Aleksi Tuominen Viipurin Reipas |
11.933 | —— | —— | 11.800 | 10.600 | —— | 34.333 |
| 24 | Jussi Kumpulainen Espoon Telinetaiturit |
11.133 | —— | —— | 11.466 | 9.700 | —— | 32.299 |
| 25 | Niklas Peltoniemi Turun Urheiluliitto |
10.466 | —— | —— | 10.833 | —— | 10.366 | 31.665 |
| 26 | Aleksi Koivunen Turun Urheiluliitto |
—— | 8.433 | —— | —— | 12.066 | 9.866 | 30.365 |
| 27 | Roope Holmberg Turun Urheiluliitto |
—— | 10.666 | 9.533 | 10.133 | —— | —— | 30.332 |
| 28 | Jaakko Mantila Turun Urheiluliitto |
—— | 8.833 | 9.133 | 10.366 | —— | —— | 28.332 |
| 29 | Pyry Okkonen Oulun Pyrintö |
—— | 9.100 | 8.166 | —— | 9.333 | —— | 26.599 |
| 30 | Kristian Danishevski Voimisteluseura Helsinki |
12.233 | —— | —— | 13.933 | —— | —— | 26.166 |
| 31 | Aapo Varjokumpu Turun Urheiluliitto |
12.033 | —— | —— | 10.900 | —— | —— | 22.933 |
| 32 | Mikke Tukiainen Voimisteluseura Helsinki |
—— | —— | —— | 12.266 | —— | —— | 12.266 |
| 33 | Tuomas Saharinen Voimisteluseura Helsinki |
—— | —— | —— | 10.800 | —— | —— | 10.800 |
| 34 | Aleksi Mäkelä Oulun Pyrintö |
10.433 | —— | —— | —— | —— | —— | 10.433 |
Junior Floor Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Kristian Danishevski | Voimisteluseura Helsinki | 4.8 | 8.266 | 13.066 | |
| 2 | Joona Reiman | Tampereen Sisu | 5.1 | 7.666 | -0.1 | 12.666 |
| 3 | Leo Lehtinen | Turun Urheiluliitto | 4.4 | 8.233 | -0.1 | 12.533 |
| 4 | Aapo Varjokumpu | Turun Urheiluliitto | 4.3 | 8.133 | 12.433 | |
| 5 | Aaro Harju | Tampereen Sisu | 4.2 | 8.033 | 12.233 | |
| 6 | Aleksi Tuominen | Viipurin Reipas | 4.4 | 7.266 | 11.666 | |
| 7 | Aleksi Vesala | Jyväskylän Voimistelijat-79 | 4.2 | 6.933 | 11.133 | |
| 8 | Luka Seljavaara | Espoon Telinetaiturit | 4.2 | 6.900 | 11.100 |
Junior Pommels Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Akseli Kauma | Tampereen Sisu | 4.2 | 8.300 | 12.500 | |
| 2 | Aleksi Vesala | Jyväskylän Voimistelijat-79 | 4.1 | 7.966 | 12.066 | |
| 3 | Aaro Harju | Tampereen Sisu | 3.6 | 8.066 | 11.666 | |
| 4 | Joona Reiman | Tampereen Sisu | 4.0 | 7.366 | 11.366 | |
| 5 | Marcus Pietarinen | HIFK Gymnastics | 4.3 | 7.000 | 11.300 | |
| 6 | Roope Holmberg | Turun Urheiluliitto | 3.1 | 7.866 | 10.966 | |
| 7 | Ilari Huovinen | Tampereen Sisu | 3.7 | 5.900 | 9.600 | |
| 8 | Oskari Josepoff | Voimisteluseura Helsinki | 2.9 | 5.133 | 8.033 |
Junior Rings Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Joona Reiman | Tampereen Sisu | 4.1 | 8.600 | 12.700 | |
| 2 | Aaro Harju | Tampereen Sisu | 4.2 | 8.100 | 12.300 | |
| 3 | Marcus Pietarinen | HIFK Gymnastics | 4.1 | 8.100 | 12.200 | |
| 4 | Aleksi Vesala | Jyväskylän Voimistelijat-79 | 4.0 | 8.066 | 12.066 | |
| 5 | Eetu Kujanpää | Tampereen Sisu | 3.5 | 8.000 | 11.500 | |
| 6 | Leo Lehtinen | Turun Urheiluliitto | 3.3 | 7.600 | 10.900 | |
| 7 | Ilari Huovinen | Tampereen Sisu | 3.8 | 6.866 | 10.666 | |
| 8 | Noel Nousiainen | Espoon Telinetaiturit | 3.5 | 6.433 | 9.933 |
Junior Vault Final Results
| Rank | Athlete | Club | D | E | ND | Total | Average |
| 1 | Joona Reiman | Tampereen Sisu | 4.8 | 8.966 | 13.766 | 13.999 | |
| 5.2 | 9.033 | 14.233 | |||||
| 2 | Ilari Huovinen | Tampereen Sisu | 4.0 | 9.200 | 13.200 | 12.533 | |
| 2.8 | 9.066 | 11.866 | |||||
| 3 | Eetu Kujanpää | Tampereen Sisu | 4.0 | 8.866 | -0.1 | 12.766 | 12.283 |
| 2.8 | 9.000 | 11.800 | |||||
| 4 | Oskari Josepoff | Voimisteluseura Helsinki | 2.4 | 8.900 | 11.300 | 12.166 | |
| 4.0 | 9.033 | 13.033 | |||||
| 5 | Anssi Valkama | Oulun Pyrintö | 4.0 | 8.666 | 12.666 | 12.133 | |
| 2.8 | 8.800 | 11.600 | |||||
| 6 | Leo Lehtinen | Turun Urheiluliitto | 4.0 | 8.966 | 12.966 | 11.983 | |
| 2.4 | 8.600 | 11.000 | |||||
| 7 | Aapo Varjokumpu | Turun Urheiluliitto | 2.8 | 8.800 | 11.600 | 11.916 | |
| 3.2 | 9.133 | -0.1 | 12.233 | ||||
| 8 | Aleksi Tuominen | Viipurin Reipas | 3.2 | 8.366 | -0.3 | 11.266 | 11.766 |
| 3.2 | 9.066 | 12.266 |
Junior P-Bars Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Akseli Kauma | Tampereen Sisu | 3.6 | 8.866 | 12.466 | |
| 2 | Aleksi Koivunen | Turun Urheiluliitto | 3.0 | 9.100 | 12.100 | |
| 3 | Marcus Pietarinen | HIFK Gymnastics | 4.1 | 7.800 | 11.900 | |
| 4 | Aaro Harju | Tampereen Sisu | 3.7 | 8.166 | 11.866 | |
| 5 | Leo Lehtinen | Turun Urheiluliitto | 3.3 | 8.333 | 11.633 | |
| 6 | Robert Tötterman | Espoon Telinetaiturit | 3.1 | 8.300 | 11.400 | |
| 7 | Ilari Huovinen | Tampereen Sisu | 3.6 | 7.433 | 11.033 | |
| 8 | Aleksi Vesala | Jyväskylän Voimistelijat-79 | 3.7 | 7.266 | 10.966 |
Junior High Bar Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Leo Lehtinen | Turun Urheiluliitto | 4.6 | 8.233 | 12.833 | |
| 2 | Joona Reiman | Tampereen Sisu | 4.1 | 7.866 | 11.966 | |
| 3 | Ilari Huovinen | Tampereen Sisu | 3.1 | 8.566 | 11.666 | |
| 4 | Aaro Harju | Tampereen Sisu | 3.8 | 7.866 | 11.666 | |
| 5 | Eetu Kujanpää | Tampereen Sisu | 3.3 | 8.200 | 11.500 | |
| 6 | Marcus Pietarinen | HIFK Gymnastics | 3.1 | 8.366 | 11.466 | |
| 7 | Aleksi Vesala | Jyväskylän Voimistelijat-79 | 4.1 | 6.433 | 10.533 | |
| 8 | Noel Pop | Turun Urheiluliitto | 3.3 | 6.700 | 10.000 |