Number of couples in competition OSTRAVA 2010 IDSF European DanceSport Championship: 69
| No. | Couple | Country |
| 1 | Anokhin Vasily & Bazokina Tiina | Estonia |
| 2 | Arcolin Massimo & Mustuc Liubovi | Moldova |
| 3 | Ashrafov Azar & Tovstasheva Olga | Azerbaijan |
| 4 | Atasuntsev Arkadi & Margarian Meline | Armenia |
| 5 | Bager Troels & Jeliazkova Ina | Denmark |
| 6 | Batagelj Jurij & Strukelj Jagoda | Slovenia |
| 7 | Bazev Nikita & Arndt Marta | Germany |
| 8 | Bilopukhov Mykhaylo & Shypylina Anastasia | Ukraine |
| 9 | Bumbak Jan & Zaytseva Albina | Slovakia |
| 10 | Custodio Carlos & Plescenco Elena | Portugal |
| 11 | Dell'aria Giuseppe & Gorski Orphea | Belgium |
| 12 | Didden Niels & Van Rijn Gwyneth | Netherlands |
| 13 | Eussen Yvo & Novotny Elisabeth | Sweden |
| 14 | Fiksa Marek & Jurecka Kinga | Poland |
| 15 | Frighetto Manuel & Rooba Karin | Estonia |
| 16 | Garbuzov Vadim & Menzinger Kathrin | Austria |
| 17 | Garcia Nicolas & Turlupova Masha | Spain |
| 18 | Goffredo Gabriele Pasquale & Goffredo Antonia | Italy |
| 19 | Gormez Gurkan & Gormez Ilgaz | Turkey |
| 20 | Hardwick Ben & Jones Lucy | England |
| 21 | Hein Jiri & Krncanova Lucia | Slovakia |
| 22 | Huter Mitja & Dürler Nicole | Switzerland |
| 23 | Janssen Rémi & Krewinel Debbie | Netherlands |
| 24 | Jones Neil & Sokolova Ekaterina | England |
| 25 | Kagan Juri & Ketonen Claudia | Finland |
| 26 | Karpov Vladimir & Tzaptashvilli Mariya | Russian Federation |
| 27 | Kashkovskyy Yevgen & Matus Ana | Moldova |
| 28 | Kocan Nermin & Brkic Iris | Bosnia and Herzegovina |
| 29 | Kochanek Robert & Akopian Nune | Armenia |
| 30 | Kus Erhan & Arigul Seda | Turkey |
| 31 | Lackovic Strahinja & Djordjevic Katarina | Serbia |
| 32 | Langella Aniello & Moshenska Khrystyna | Italy |
| 33 | Laskin Yosef & Libman Evgenia | Israel |
| 34 | Laszlo Csaba & Mikes Anna | Hungary |
| 35 | Lehoczky György & Imamovic Anja | Bosnia and Herzegovina |
| 36 | Levikov Alexander & Lyulikova Alexandra | Israel |
| 37 | Luca Sergiu & Arces Maria Pia | Romania |
| 38 | Lyonnet Gregoire & Darzniece Luize | France |
| 39 | Manole Razvan & Negoduico Olga | Romania |
| 40 | Marasin Dzianis & Tsarykava Iryna | Belarus |
| 41 | Marcos Edgar & Fetissova Valeria | Spain |
| 42 | Marek Tomas & Markova Martina | Czech Republic |
| 43 | Marques Ricardo & Silva Sandra | Portugal |
| 44 | Oradei Stefano & Kinnunen Veera | Sweden |
| 45 | Osadchenko Valerij & Osadchenko Olga | Lithuania |
| 46 | Osmanov Ilkham & Osmanova Nargiz | Azerbaijan |
| 47 | Paunovic Mirko & Mijailovic Ana | Serbia |
| 48 | Plohl Zoran & Lahvinovich Tatsiana | Croatia |
| 49 | Pradka Radim & Kolmanova Katerina | Czech Republic |
| 50 | Prasnikar Klemen & Averkieva Alexandra | Slovenia |
| 51 | Radziejowski Krystian & Maczek Sylwia | Poland |
| 52 | Rasskazov Georgi & Paretskaya Volha | Belarus |
| 53 | Rebrov Alexander & Liepniece Madara | Latvia |
| 54 | Rosenko Dmytro & Granko Nataliya | Ukraine |
| 55 | Sevastianov Vitaly & Stepunina Anna | Ireland |
| 56 | Schmitt Charles-Guillaume & Salikhova Elena | France |
| 57 | Sigurdsson Sigurdur Thor & Oladottir Hanna Run | Iceland |
| 58 | Silde Alexey & Firstova Anna | Russian Federation |
| 59 | Silvestri Andrea & Váradi Martina | Hungary |
| 60 | Spirov Rangel & Akimova Yana | Bulgaria |
| 61 | Tamulaitis Liudas & Konopliovaite Ieva | Lithuania |
| 62 | Tatarenko Sergey & Tatarenko Viktoria | Germany |
| 63 | Vainomaa Jaak & Savikurki Taina | Finland |
| 64 | Vajcik Michal & Huber Carmen | Switzerland |
| 65 | Van Briel Kurt & Vangeel Vanessa | Belgium |
| 66 | Varga Istvan & Pilic Gabriela | Croatia |
| 67 | Zampierollo Alex & Pole Elza | Latvia |
| 68 | Zanibellato Martino & Abildtrup Michelle | Denmark |
| 69 | Zaripov Zufar & Ludwig-Tchemodourova Anna | Austria |