| Full Name | Thelma Adalsteinsdóttir |
| Nation | Iceland |
| Birthdate | December 1, 2000 |
| Status | Active |
Click here for all coverage related to Thelma Adalsteinsdottir on The Gymternet.
2020 Results
| Date | Competition | VT | UB | BB | FX | AA | |
| Feb 29 | Icelandic Team Championships | AA | 12.433 | 10.250 | 10.250 | 11.233 | 44.166 |
2019 Results
| Date | Competition | VT | UB | BB | FX | AA | |
| Oct 26-27 | Icelandic Fall Championships | AA | —— | 10.166 | 11.266 | —— | —— |
| Apr 10-14 | European Championships | QF | —— | 11.533 | —— | —— | —— |
| Mar 16-17 | Icelandic Championships | EF | —— | 10.750 | 10.250 | 11.800 | —— |
| AA | 12.850 | 11.450 | 11.450 | 11.700 | 47.450 | ||
| Mar 1-2 | Icelandic Team Championships | AA | 13.300 | 10.500 | 11.400 | 12.200 | 47.400 |
| Feb 2 | Reykjavik International Games | AA | —— | 9.650 | 10.550 | —— | —— |
2018 Results
| Date | Competition | VT | UB | BB | FX | AA | |
| Nov 22-25 | Cottbus World Cup | QF | —— | 9.833 | 10.066 | —— | —— |
| Nov 3-4 | Icelandic Fall Championships | AA | 12.700 | 11.050 | 9.200 | 12.350 | 45.300 |
| Oct 25-Nov 3 | World Championships | QF | 12.100 | 11.100 | 10.366 | 11.766 | 45.332 |
| Aug 2-12 | European Championships | QF | 12.100 | 10.433 | 11.200 | 11.766 | 45.499 |
| Jun 29-Jul 1 | Nordic Championships | EF | —— | 10.950 | —— | —— | —— |
| AA | 11.850 | 12.300 | 11.200 | 11.950 | 47.300 | ||
| May 5 | GK Championships | AA | 12.033 | 10.700 | 13.300 | 11.933 | 47.966 |
| Apr 7-8 | Icelandic Championships | EF | 12.050* | 10.000 | 9.200 | 11.900 | —— |
| AA | 12.300 | 10.550 | 13.050 | 12.250 | 48.150 | ||
| Mar 24-25 | Icelandic Team Championships | AA | 11.500 | 11.500 | 10.300 | 12.650 | 45.950 |
| Feb 17-18 | Welsh Championships | AA | 12.200 | 8.500 | 10.200 | 11.150 | 42.050 |
| Feb 3 | Reykjavik International Games | AA | 11.100 | 10.866 | 11.600 | 12.766 | 46.332 |
2017 Results
| Date | Competition | VT | UB | BB | FX | AA | |
| Nov 23-26 | Cottbus World Cup | QF | —— | 11.500 | 7.450 | —— | —— |
| Oct 21-22 | Northern European Championships | EF | —— | 11.300 | —— | —— | —— |
| AA | 12.266 | 11.650 | 9.800 | 12.000 | 45.716 | ||
| May 5-7 | GK Championships | AA | 12.500 | 10.100 | 11.600 | 11.200 | 45.400 |
| Apr 8-9 | Icelandic Championships | AA | 12.233 | 9.250 | 11.250 | 11.700 | 44.433 |
| Apr 1-2 | Danish Championships | AA | 12.300 | 11.500 | 7.500 | 10.200 | 41.500 |
| Mar 17-19 | Icelandic Team Championships | AA | 12.650 | 10.450 | 10.950 | 10.650 | 44.700 |
| Feb 4 | Reykjavik International Games | AA | —— | 10.550 | 9.200 | —— | —— |
2016 Results
| Date | Competition | VT | UB | BB | FX | AA | |
| Nov 5-6 | Iceland Fall Cup | AA | 12.766 | 9.500 | 11.933 | —— | —— |
| Oct 8 | TM Tournament | EF | 13.250 | 7.966 | 11.133 | 11.000 | —— |
| Apr 30 | GK Championships | AA | 12.434 | 9.250 | 12.467 | 11.350 | 45.501 |
| Apr 2-3 | Icelandic Championships | EF | —— | —— | 11.467 | —— | —— |
| AA | 12.350 | 8.900 | 12.550 | 11.450 | 45.250 |
2015 Results
| Date | Competition | VT | UB | BB | FX | AA | |
| Apr 15-19 | European Championships | QF | 12.533 | 9.033 | 11.500 | —— | —— |
