Lukas Hellum Lilleengen| Country (sports) | Norway |
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| Residence | Oslo, Norway |
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| Born | (2000-11-15) 15 November 2000
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| Height | 1.80 m (5 ft 11 in)[1] |
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| Plays | Right-handed (two-handed backhand) |
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| Prize money | US $44,283 |
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| Career record | 1–1 |
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| Career titles | 0 |
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| Highest ranking | No. 1,089 (29 August 2022) |
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| Current ranking | No. 1,940 (9 February 2026) |
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| Career record | 0–2 |
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| Career titles | 0 |
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| Highest ranking | No. 364 (27 October 2025) |
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| Current ranking | No. 453 (9 February 2026) |
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| Last updated on: 9 February 2026. |
Lukas Hellum Lilleengen (born 15 November 2000) is a Norwegian professional tennis player. He has a career-high ATP singles ranking of No. 1,089 achieved on 29 August 2022 and a best doubles ranking of No. 364, reached on 27 October 2025.[2]
Hellum Lilleengen represents Norway at the Davis Cup, where he has a W/L record of 1–1.[3]
ITF World Tennis Tour finals
Doubles: 5 (2 titles, 3 runner-ups)
|
|
| Finals by surface |
| Hard (1–2) |
| Clay (1–1) |
|
| Result |
W–L |
Date |
Tournament |
Tier |
Surface |
Partner |
Opponents |
Score |
| Loss |
0–1 |
Mar 2019 |
M15 Oslo, Norway |
WTT |
Hard (i) |
Jakob Grøner |
Yannik Steinegger Jakub Paul |
4–6, 1–6 |
| Win |
1–1 |
May 2024 |
M25 Värnamo, Sweden |
WTT |
Clay |
Viktor Durasovic |
Henrik Bladelius Filip Gustafsson |
7–5, 6–3 |
| Loss |
1–2 |
Jul 2024 |
M25 Roehampton, UK |
WTT |
Hard |
Viktor Durasovic |
Joshua Charlton Harry Wendelken |
6–3, 6–7(1–7), [9–11] |
| Win |
2–2 |
Oct 2024 |
M25 Glasgow, UK |
WTT |
Hard (i) |
Viktor Durasovic |
Alexis Canter Marcus Walters |
6–7(5–7), 6–2, [10–4] |
| Loss |
2–3 |
Jul 2025 |
M25 Uriage-les-Bains, France |
WTT |
Clay |
Max Westphal |
Lenny Couturier Timeo Trufelli |
3–6, 6–3, [8–10] |