Biography and representation
- Height
- 178 cm
- Started skating
- 2020
Represented entities
- GermanyGER2025/26
International competition record
ISU JGP Riga Cup 2025
Pairs · Junior · Germany · Robert LOEWENHERZ / Sonja LOEWENHERZ
View partnershipOfficial results (opens in a new tab)- Total
- 108.11
- Short Program
- 36.98
- Free Skating
- 71.13
ISU World Junior Figure Skating Championships 2024
Pairs · Junior · Germany · Robert LOEWENHERZ / Sonja LOEWENHERZ
View partnershipOfficial results (opens in a new tab)- Total
- 36.73
- Short Program
- 36.73
ISU JGP PGE Solidarity Cup 2023
Pairs · Junior · Germany · Robert LOEWENHERZ / Sonja LOEWENHERZ
View partnershipOfficial results (opens in a new tab)- Total
- 117.06
- Short Program
- 41.24
- Free Skating
- 75.82
ISU JGP Istanbul 2023
Pairs · Junior · Germany · Robert LOEWENHERZ / Sonja LOEWENHERZ
View partnershipOfficial results (opens in a new tab)- Total
- 95.16
- Short Program
- 32.86
- Free Skating
- 62.30
ISU World Junior Figure Skating Championships 2023
Pairs · Junior · Germany · Robert LOEWENHERZ / Sonja LOEWENHERZ
View partnership- Total
- 104.25
ISU JGP Baltic Cup 2022
Pairs · Junior · Germany · Robert LOEWENHERZ / Sonja LOEWENHERZ
View partnership- Total
- 101.76
ISU JGP Czech Skate 2022
Pairs · Junior · Germany · Robert LOEWENHERZ / Sonja LOEWENHERZ
View partnership- Total
- 80.82
Canonical relationships
Robert LOEWENHERZ / Sonja LOEWENHERZ
Sonja LOEWENHERZ · 2022/23–2025/26 · Germany
Season-supported professional team
Only resolved, source-supported relationships are linked. Competition results remain in this skater or partnership's own competition history.
Compatible scoring context only
ISU JGP PGE Solidarity Cup 2023
28 September 2023 · PairsOfficial event record (opens in a new tab)ISU JGP PGE Solidarity Cup 2023
29 September 2023 · PairsOfficial event record (opens in a new tab)ISU JGP PGE Solidarity Cup 2023
29 September 2023 · PairsOfficial event record (opens in a new tab)These records retain their discipline and scoring-era context. Skaterpedia does not compare incompatible eras.
Season-aware observations
- Coach
- Knut Schubert 2025/26
- Coach
- Rico Rex 2025/26
- Coach
- Rico Rex 2025/26
- Choreographer
- Paul Boll 2025/26
- Choreographer
- Paul Boll 2025/26
Why Skaterpedia believes this record
Identity, competition, biography and professional-relationship facts retain their source provenance. A concise selection is shown here.
Inspect 12 important sources
- Official Isu Biographyisufs00113820Open source (opens in a new tab)
- Official Isu BiographyInternational Skating Union · isufs00113820Open source (opens in a new tab)
- Official Isu ResultInternational Skating Union · src_1b2011c16e5760d2a9abef26Open source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · src_1b2011c16e5760d2a9abef26Open source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · source-item_f5fa4dba83612f3b95f3b01bOpen source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · src_f6f87d4cdb18efb98e59625dOpen source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · source-item_807dced8dae17a0983671c11Open source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · source-item_06671a10c0c561635bf5ca6bOpen source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · src_6aae102defc042cf1bfa4b6cOpen source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · source-item_04e0613cfd5cb5d3f60b136bOpen source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · src_a30052e18d5ab485d0b43921Open source (opens in a new tab)
- Official Isu Result PageInternational Skating Union · source-item_33e3b516662b86db31ed9b39Open source (opens in a new tab)