Irina Alekseyevna Abysova (Russian: Ирина Алексеевна Абысова), born 7 November 1980 in Moscow, is a Russian open water swimmer and triathlete. In 2003, 2007, 2009 and 2010, she won the Russian Triathlon Championships and she took part in the 2008 Beijing Olympic Games and the 2012 London Olympic Games as a triathlete. She is the winner of the 2013 ITU Aquathlon World Championship.
Irina Abysova started her career as an outstanding athlete at the age of six when she was admitted to the aquatic section of the so-called Olympic Village (Олимпийская деревня) in Moscow. At 13 years old, she entered the elite sports school called Pioneer Palace (Дворец пионеров) and two years later she joined the prestigious МССУОР, a vocational school for Olympic athletes (Московское среднее специальное училище олимпийского резерва, or Московское специальное спортивное училище олимпийского резерва).
In 1999 Irina Abysova, also decorated with the title “Master of Sports” (мастер спорта), went on to the РГАФК, the Sports University of Moscow (now РГУФКСиТ). In 2001 Abysova captured a silver medal in the 10 km marathon swim at the FINA World Swimming Championships in Fukuoka, Japan.
In 2002, she felt that her career as a swimmer might be coming to an end and turned to triathlon, winning the Russian Triathlon Championship in the subsequent year. In 2003 Abysova joined the sports club Ozërki (СК Озёрки) and concluded her university studies.
In 2005, one year after having become a mother, she won the Russian Winter Triathlon Championships and was also active in the elite section of the German club TUS Griesheim. At the 2008 Beijing Olympics, Abysova had a bad bicycle accident during the event and was seriously injured and unable to finish.
In 2011, Abysova opened the new season in Cyprus, where the Russian triathletes had their training camp. At the Volkswagen Aldiana Triathlon (27 March 2011) she placed first on the Olympic Distance.
In 2012, she took part in the women's Olympic triathlon in London, finishing 13th.
In the eight years from 2003 to 2010, Irina Abysova took part in 51 ITU competitions and achieved 16 top ten positions.