Between 1998 and 2000, Ryabkina won four titles at the Junior World Championships. As a result, she was included in the Russian national team and started from then on at World and European Championships. The year 2004 should be the best year for the Russian runner up to then. At the European Championships in Roskilde , Denmark , she won the bronze medal in the middle and long distance behind Hanne Staff from Norway and Dainora Alšauskaitė from Lithuania and behind Simone Niggli-Luder from Switzerland and Emma Claesson from Sweden. In addition, she won bronze in the relay with Natalja Efimowa and Olga Belozerowa . At the World Championships two months later in Västerås , she won the silver medal in the middle distance behind Hanne Staff. Behind Simone Niggli-Luder, Rjabkina took second place in the overall ranking of the Orienteering World Cup in 2004. After the successful year 2004, Ryabkina came in the top ten of all international championship races. She won a medal again in 2006 with the World Championship bronze in the middle distance. In 2008 she became vice European champion in the long distance - the victory went to the Norwegian Anne Margrethe Hausken . With the season she was also second together with Natalja Kortschowa and Julia Novikowa . At the world championships in Olomouc in the same year , she won the relay silver with Galina Vinogradowa and Julia Nowikowa. In 2012 she won the traditional multi-day O-rings in Sweden. At the European Championships in the same year she won silver and bronze in two individual starts and gold in the relay with Natalja Efimowa and Svetlana Mironowa . At the 2012 World Championships, she won bronze in the middle distance and was fourth in the long distance and with the relay. She finished the 2013 World Cup season in third place.
Rjabkina runs internationally for the Hellas club , with which she took second place at Venla in 2004 and 2009 .
