Kseniya Aleksandrovna Aksyonova, (née Ustalova), (; born 14 January 1988 in Sverdlovsk) is a Russian track and field sprinter who specialises in the 400 metres.

She has won gold medals in the 4 × 400 metres relay with Russia in European competition in the junior (2007), under-23 (2009) and senior (2010) levels. She won the silver medal in the individual 400 m at the 2010 European Athletics Championships with a personal best run of 49.92 seconds. She won the relay gold at the 2011 Summer Universiade and won her first global level medal with a relay bronze at the 2012 IAAF World Indoor Championships.

Ustalova began 2013 with an indoor best 51.31 seconds to win the Russian indoor title.Dolgopolov, Nickolai & Orlov, Rostislav (2013-02-14). Ustalova and Shubenkov post world leads at Russian Indoor Championships. IAAF. Retrieved on 2013-02-28.

International competitions 2007European Junior ChampionshipsHengelo, Netherlands2nd400 m52.921st4 × 400 m relay3:33.952009European U23 ChampionshipsKaunas, Lithuania1st400 m51.741st4 × 400 m relay3:27.592010European Team ChampionshipsBergen, Norway1st400 m51.791st4 × 400 m relay3:23.76European ChampionshipsBarcelona, Spain2nd400 m49.921st4 × 400 m relay3:26.892011UniversiadeShenzhen, China 1st4 × 400 m relay3:27.162012World Indoor ChampionshipsIstanbul, Turkey DSQ (3rd)4 × 400 m relay 3:29.552013European Indoor ChampionshipsGothenburg, Sweden5th (h)400 m52.23Did not finish the semifinal.UniversiadeKazan, Russia 1st400 m50.60 1st4 × 400 m relay3:26.612015World ChampionshipsBeijing, China4th4 × 400 m relay3:24.84Competing as 2018European ChampionshipsBerlin, Germany27th (h)400 m53.372019World ChampionshipsDoha, Qatar26th (h)400 m51.99

References