2016: ATP debut and top 300

In 2016 he made his debut on the ATP World Tour by qualifying as a lucky loser for the Winston-Salem Open after Thanasi Kokkinakis withdrew due to a recurring shoulder injury, where he lost to Jiří Veselý in the first round.^[5] Van Rijthoven described the match as "a great experience".^[6]

2022: Maiden ATP title with win over World No. 2, Major debut and fourth round, top 105

He made his top 250 debut in doubles on 17 January 2022 after a quarterfinal in Challenger in Traralgon, Australia partnering with Nino Serdarušić. He made his top 200 debut in singles on 21 February 2022 after reaching his second singles Challenger final as a qualifier in Forli, Italy. At the same tournament, seeded third, he reached the quarterfinals in doubles with Robin Haase and improved his doubles ranking to No. 235.

Ranked No. 205 on his debut at the 2022 Libéma Open as a wildcard, he defeated Matthew Ebden and world No. 14 and third seed Taylor Fritz to reach the quarterfinals for the first time in his career.^[7] Next, he beat Hugo Gaston in straight sets to reach his first semifinal.^[8][9] There, he won against a top 10 player for the first time in his career by upsetting world No. 9 and second seed Félix Auger-Aliassime in the semifinals.^[10] Van Rijthoven pulled off another upset by defeating world no. 2 and top seed Daniil Medvedev in straight sets in the final, becoming the lowest ranked player to win an ATP title in 2022, the lowest-ranked player to win a title since the 335th-ranked Juan Manuel Cerúndolo in 2021 Córdoba and the first Dutchman to win the ATP 250 event since Sjeng Schalken in 2003.^[11] He moved to just outside the top 100 at World No. 106 on 13 June 2022 climbing 99 positions up in the rankings.^[12][13]

As a result of his title run, van Rijthoven received a wildcard into Wimbledon where he made his Grand Slam debut.^[14] On his Major debut he won his first Grand Slam match at Wimbledon in three straight sets defeating Federico Delbonis. In the second round he defeated 15th seed Reilly Opelka,^[15] then in the third round, he defeated 22nd seed Nikoloz Basilashvili to advance to the fourth round of a major on his debut, becoming the seventh ATP player to achieve that feat since 2000^[16][17][18] and only the third player in the past two years to do so after Aslan Karatsev and Lorenzo Musetti, as well as the first wildcard since Nick Kyrgios to reach the fourth round of Wimbledon. In the round of 16, he lost to the top seed and eventual champion, Novak Djokovic in four sets.^[19][20]

Due to a back injury sustained in Indianapolis, van Rijthoven did not play any tournaments until his debut at the US Open. He beat qualifier Zhang Zhizhen in the first round, saving 7 match points in the third set.^[21] He was beaten by 5th seed and eventual runner up, Casper Ruud, in the second round.

2023: Loss of form, hiatus

He reached the second round at the 2023 Maharashtra Open.^[22]

He played his last match of the season in February at his home tournament the 2023 ABN AMRO Open as a wildcard where he lost to Maxime Cressy.^[23] Due to not being able to defend his title at the 2023 Libéma Open he fell out of the top 350 to No. 390 on 12 June 2023.

Singles: 1 (1 title)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Jun 2022	Rosmalen Championships, Netherlands	250 Series	Grass	Daniil Medvedev	6–4, 6–1

Singles: 15 (8–7)

Result	W–L	Date	Tournament	Tier	Surface	Opponent	Score
Win	1–0	Oct 2015	Turkey F40, Antalya	Futures	Hard	Ramkumar Ramanathan	6–3, 4–6, 6–4
Loss	1–1	Nov 2015	Greece F10, Heraklion	Futures	Hard	Eric James Johnson	4–6, 6–4, 4–6
Win	2–1	Nov 2015	Greece F11, Heraklion	Futures	Hard	Gonzales Austin	4–6, 6–3, 7–5
Loss	2–2	Mar 2016	Canada F1, Gatineau	Futures	Hard (i)	Alex Kuznetsov	5–7, 3–6
Loss	2–3	Apr 2016	Italy F7, Pula	Futures	Clay	Laurent Lokoli	3–6, 2–6
Loss	2–4	Sep 2016	Canada F6, Calgary	Futures	Hard	Brayden Schnur	3–6, 6–3, 3–6
Win	3–4	Feb 2018	Usa F6, Palm Coast	Futures	Clay	Maxime Chazal	6–4, 6–4
Win	4–4	Jul 2018	Netherlands F3, Amstelveen	Futures	Clay	Sidane Pontjodikromo	6–2, 6–4
Win	5–4	Feb 2019	M25 Barnstaple, UK	World Tennis Tour	Hard (i)	Danylo Kalenichenko	7–6(7–5), 3–6, 6–1
Loss	5–5	Mar 2019	M15 Manama, Bahrein	World Tennis Tour	Hard	Tomáš Macháč	3–6, 3–6
Win	6–5	Apr 2019	M25 Andijan, Uzbekistan	World Tennis Tour	Hard	Konstantin Kravchuk	6–3, 6–7(5–7), 6–3
Win	7–5	May 2019	M25 Namangan, Uzbekistan	World Tennis Tour	Hard	Roman Safiullin	6–7(5–7), 7–5, 6–4
Win	8–5	Apr 2021	M25 Biel	World Tennis Tour	Hard (i)	Jiří Lehečka	6–2, 6–1
Loss	8–6	Aug 2021	Segovia, Spain	Challenger	Hard	Benjamin Bonzi	6–7(10–12), 6–3, 4–6
Loss	8–7	Feb 2022	Forlí, Italy	Challenger	Hard (i)	Jack Draper	1–6, 2–6

Record against top-10 players

Van Rijthoven's record against players who have been ranked in the top 10, with those who are active in boldface. Only ATP Tour main draw matches are considered:

Player	Record	Win %	Hard	Clay	Grass	Last Match
Number 1 ranked players
Daniil Medvedev	1–0	100%	–	–	1–0	Won (6–4, 6–1) at 2022 's-Hertogenbosch
Novak Djokovic	0–1	0%	–	–	0–1	Lost (2–6, 6–4, 1–6, 2–6) at 2022 Wimbledon Championships
Number 2 ranked players
Casper Ruud	0–1	0%	0–1	–	–	Lost (7–6(7–4), 4–6, 4–6, 4–6) at 2022 US Open
Number 5 ranked players
Taylor Fritz	1–0	100%	–	–	1–0	Won (6–7(9–11), 7–5, 6–4) at 2022 's-Hertogenbosch
Number 6 ranked players
Félix Auger-Aliassime	1–0	100%	–	–	1–0	Won (6–3, 1–6, 7–6(7–5)) at 2022 's-Hertogenbosch
Holger Rune	0–1	0%	0–1	–	–	Lost (6–7(2–7), 6–7(6–8)) at 2022 Sofia
Total	3–3	50%	0–2 (0%)	0–0 ( – )	3–1 (75%)	* Statistics correct as of 10 October 2022

Record against players ranked No. 11–20

Active players are in boldface.

*As of 11 July 2022

Wins over top-10 players

• He has a 2–1 (66.7%) record against players who were, at the time the match was played, ranked in the top 10.

#	Player	Rank	Event	Surface	Rd	Score	TvRR
2022
1.	Félix Auger-Aliassime	9	's-Hertogenbosch, Netherlands	Grass	SF	6–3, 1–6, 7–6(7–5)	205
2.	Daniil Medvedev	2	's-Hertogenbosch, Netherlands	Grass	F	6–4, 6–1	205

*As of 3 July 2022