Singles
2024 HPP Open
Final
Champion	Kei Nishikori
Runner-up	Luca Nardi
Score	3–6, 6–4, 6–1
Events
Singles Doubles
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Corentin Moutet was the defending champion^[1] but chose not to defend his title.

Kei Nishikori won the title after defeating Luca Nardi 3–6, 6–4, 6–1 in the final.^[2]

	Semifinals							Final
	Q	Max Hans Rehberg	4	78	2
		Kei Nishikori	6	66	6
									Kei Nishikori	3	6	6
								5	Luca Nardi	6	4	1
		Denis Yevseyev	6	3	64
	5	Luca Nardi	2	6	77

	First round							Second round							Quarterfinals							Semifinals
	LL	R Berankis	3	4
		H Squire	6	6					H Squire	7	6
		A Pellegrino	6	6					A Pellegrino	5	4
	Q	Alexis Gautier	3	1												H Squire	65	65
	Q	MH Rehberg	6	1	6										Q	MH Rehberg	77	77
	Q	G Blancaneaux	4	6	3			Q	MH Rehberg	77	6
		S Rodríguez Taverna	3	3				8	M Marterer	65	4
	8	M Marterer	6	6																		Q	MH Rehberg	4	78	2
	4	J Fearnley	6	6																			K Nishikori	6	66	6
		V Royer	2	3				4	J Fearnley	6	6
		A Kachmazov	1	2					Em Nava	4	3
		Em Nava	6	6											4	J Fearnley	4	3
		K Nishikori	6	6												K Nishikori	6	6
	Q	N Álvarez Varona	4	2					K Nishikori	6	1	6
	Q	A Shelbayh	2	1				7	J Kym	3	6	2
	7	J Kym	6	6

	First round							Second round							Quarterfinals							Semifinals
	6	M Kukushkin	4	5
	Alt	F Arnaboldi	6	7				Alt	F Arnaboldi	2	4
		D Yevseyev	6	6					D Yevseyev	6	6
	WC	O Ojakäär	2	4												D Yevseyev	6	7
	WC	Patrick Kaukovalta	6	4	78										3	O Virtanen	4	5
	WC	Oskari Paldanius	3	6	66			WC	P Kaukovalta	3	2
	Alt	R Molleker	4	3				3	O Virtanen	6	6
	3	O Virtanen	6	6																			D Yevseyev	6	3	64
	5	L Nardi	6	0																		5	L Nardi	2	6	77
	SE	G Oliveira	3	0r				5	L Nardi	78	77
		A Holmgren	6	6					A Holmgren	66	62
		E Butvilas	4	1											5	L Nardi	6	6
	Q	Sandro Kopp	2	1												J Choinski	4	3
		J Choinski	6	6					J Choinski	0	6	6
		J Fonseca	6	6					J Fonseca	6	1	2
	LL	J Sels	2	3

• Main draw
• Qualifying draw