Viktor Durasovic (Serbian: Viktor Đurasović; born 19 March 1997) is a Norwegian professional tennis player. He has a career-high ATP singles ranking of world No. 234, achieved on 23 June 2025. and a doubles ranking of No. 157, achieved on 20 February 2023. He is currently the No. 2 singles player from Norway.
Durasovic represented Norway at the 2020 and the 2022 ATP Cups, and at the 2023 and the 2025 United Cups.
Durasovic made the semifinals of the 2014 US Open boys' doubles competition where he partnered Nicolae Frunză.
Playing for Norway in Davis Cup, Durasovic has a W/L record of 11–10 in singles and 5–8 in doubles.
In August 2019, Durasovic reached his first ATP Challenger final at the 2019 Tilia Slovenia Open, where he lost 5–7, 3–6 to Slovenian Aljaž Bedene.
Durasovic qualified for his first ATP Tour tournament at the 2021 Stockholm Open where he lost in the first round to wildcard and former world No. 1 Andy Murray in straight sets. He qualified for his second tournament at the 2022 Sydney International where he again met and lost to Andy Murray in the first round.
In January 2025, Durasovic won his first ATP Challenger title after winning the Lexus Nottingham Challenger. The win also meant he reached a new career-high ranking of world No. 289 on 13 January 2025.
The following month, Durasovic reached another ATP Challenger final. He lost to fellow countryman Nicolai Budkov Kjær 3–4, 3–6 in the 2025 Glasgow Challenger. The match up was only the second time ever two norwegian have met in a Challenger final, after Christian Ruud and Jan Frode Andersen who met in Fürth in 1998. The result made him reach a new career high ranking of 238.