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Nicolai Budkov Kjaer is a 19-year-old Norwegian professional currently ranked #144 on the live ATP tour with 423 ranking points. Kjaer slipped 13 places in the latest ranking update. Standing 191 cm, Kjaer is a right-hander with a two-handed backhand.
Kjaer was born in Oslo. Our rating model puts Kjaer at 1626 ELO across 146 rated matches, strongest on clay (1573). Kjaer's next scheduled points drop is 50 points from Astana Challenger on July 27, 2026, when that result rolls off the 52-week ranking, and 18 results currently count toward Kjaer's ranking total.
<a href="https://atprank.com/player/nicolai-budkov-kjaer"><img src="https://atprank.com/api/card/player/nicolai-budkov-kjaer" alt="Live tennis ranking — atprank.com" width="640" height="180" /></a>Live card — updates automatically. Free to embed with the atprank.com link.
From matches in our dataset (2023–present).
Biggest upset victories — matches Nicolai Budkov Kjaer won as the betting underdog, ranked by pre-match odds.
Pablo Carreno-BustaMontemar Challenger 2024 · 6-7(2) 6-4 6-4@3.26def. 
Hugo GrenierGlasgow Challenger 2025 · 6-3 3-6 6-2@2.73def. 
Denis ShapovalovMutua Madrid Open - Madrid 2026 · 6-2 6-1@2.61def. 
Michael AgwiM15 Antalya 15 2024 · 6-3 6-2@2.44def. Alejo Sanchez QuilezM15 Villena 2 2024 · 6-3 6-2@2.31Nicolai Budkov Kjaer’s wins over the highest-rated opponents, by the opponent’s pre-match ELO (since 2023).
Yan BaiWimbledon - London 2025 · 7-6(3) 6-2ELO 1643def. Denis ShapovalovMutua Madrid Open - Madrid 2026 · 6-2 6-1ELO 1642def. Liam DraxlGlasgow Challenger 2025 · 6-3 1-6 6-1ELO 1639def. 
Chris RodeschM25 Esch/Alzette 1 2025 · 7-6(3) 7-5ELO 1636def. 
Hynek BartonTampere Challenger 2025 · 6-4 7-6(4)ELO 16251-match win streak · Last match Jun 22, 2026 · last win Jun 22, 2026
5 points behind Hugo Dellien at #143.
Points needed to reach each tier, assuming other players’ totals stay the same.
Valid results outside the best-18 that don't count toward the ranking right now — they promote in as counting results drop off.
Nicolai Budkov Kjaer's most-played opponents. Open any rivalry for the full meeting record and a win-probability prediction.