Singles
1983 Geneva Open
Champion	Mats Wilander
Runner-up	Henrik Sundström
Score	3–6, 6–1, 6–3
Draw	32
Seeds	8

Mats Wilander was the defending champion.

Wilander successfully defended his title, defeating Henrik Sundström 3–6, 6–1, 6–3 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Mats Wilander	1	6	6
	6	Anders Järryd	6	4	2
								1	Mats Wilander	3	6	6
								3	Henrik Sundström	6	1	3
	3	Henrik Sundström	6	7
	2	Guillermo Vilas	3	5

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	M Wilander	6	6
		E Dibbs	1	2				1	M Wilander	6	6
		P Složil	7	6					P Složil	1	1
		S Birner	5	3											1	M Wilander	6	7
		C Mezzadri	4	2												R Stadler	1	5
		R Stadler	6	6					R Stadler	7	4	6
		J Velasco Sr.	2	0				7	B Taróczy	5	6	3
	7	B Taróczy	6	6																		1	M Wilander	1	6	6
	4	T Šmíd	6	4	2																	6	A Järryd	6	4	2
		C Panatta	4	6	6				C Panatta	6	6
		Z Kuhárszky	6	7					Z Kuhárszky	4	2
		J Hlasek	4	5												C Panatta	4	4
	Q	M Ostoja	6	3											6	A Järryd	6	6
	Q	J Windahl	7	6				Q	J Windahl	6	5	1
		D Keretić	2	r				6	A Järryd	4	7	6
	6	A Järryd	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	H Günthardt	1	6	6
		K Carlsson	6	1	2			5	H Günthardt	6	2	6
		J Gurfein	1	3					J Nyström	3	6	3
		J Nyström	6	6											5	H Günthardt	5	6	3
	Q	H Solomon	6	6											3	H Sundström	7	4	6
		G Forget	4	2				Q	H Solomon	4	3
		H Simonsson	4	6				3	H Sundström	6	6
	3	H Sundström	6	7																		3	H Sundström	6	7
	8	J Brown	6	6																		2	G Vilas	3	5
		E Edwards	3	4				8	J Brown	4	4
	Q	R Vizcaíno	7	6				Q	R Vizcaíno	6	6
		D Visser	5	2											Q	R Vizcaíno	1	0
		S Casal	4	6	3										2	G Vilas	6	6
		D Bedel	6	2	6				D Bedel	3	0
		J Avendaño	4	3				2	G Vilas	6	6
	2	G Vilas	6	6

External links

• ATP main draw