Singles
2018 Open de Guadeloupe
Champion	Dušan Lajović
Runner-up	Denis Kudla
Score	6–4, 6–0

Malek Jaziri was the defending champion but chose not to defend his title.

Dušan Lajović won the title after defeating Denis Kudla 6–4, 6–0 in the final.

Seeds

Draw

Finals

	Semifinals							Final
		Christian Garín	2	2
	3/WC	Dušan Lajović	6	6
								3/WC	Dušan Lajović	6	6
								6	Denis Kudla	4	0
	4	Ruben Bemelmans	2	66
	6	Denis Kudla	6	78

Top half

	First round							Second round							Quarterfinals							Semifinals
	1/WC	S Tsitsipas	6	6
	WC	C Denolly	3	3				1/WC	S Tsitsipas	64	5
		C Garín	4	6	77				C Garín	77	7
		V Galović	6	2	63											C Garín	7	78
		J-P Smith	7	4												J-P Smith	5	66
		A Santillan	5	3r					J-P Smith	77	6
	Q	Laurent Rochette	0	5				5	P Polansky	63	3
	5	P Polansky	6	7																			C Garín	2	2
	3/WC	D Lajović	6	6																		3/WC	D Lajović	6	6
		B Bonzi	3	3				3/WC	D Lajović	6	6
		D King	65	6	6				D King	3	4
	Q	Tom Jomby	77	1	2										3/WC	D Lajović	77	2	6
		C Harrison	6	6											8	B Klahn	65	6	3
	WC	G Mina	4	2					C Harrison	6	64	4
		A Ward	2	0				8	B Klahn	3	77	6
	8	B Klahn	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	C Hemery	6	4
		R Olivo	3	1r				7	C Hemery	2	7	7
	Q	S Gillé	4	0				Alt	K Uchida	6	5	5
	Alt	K Uchida	6	6											7	C Hemery	2	4
	Q	Evan Song	7	77											4	R Bemelmans	6	6
		B Schnur	5	61				Q	E Song	4	4
		Y Mertens	5	1				4	R Bemelmans	6	6
	4	R Bemelmans	7	6																		4	R Bemelmans	2	66
	6	D Kudla	77	2	6																	6	D Kudla	6	78
		M Bourgue	61	6	1			6	D Kudla	6	6
	PR	S Giraldo	2	6	69				A Pavić	1	1
		A Pavić	6	3	711										6	D Kudla	6	6
	Alt	L Glasspool	4	1												F Peliwo	3	4
		F Peliwo	6	6					F Peliwo	6	7
		D Novikov	68	4				2	G Elias	4	5
	2	G Elias	710	6

References

• Main Draw
• Qualifying Draw