Singles
2019 Tilia Slovenia Open
Final
Champion	Aljaž Bedene
Runner-up	Viktor Durasovic
Score	7–5, 6–3
Events
Singles Doubles
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Constant Lestienne was the defending champion^[1] but lost in the semifinals to Viktor Durasovic.

Aljaž Bedene won the title after defeating Durasovic 7–5, 6–3 in the final.

All seeds receive a bye into the second round.

	Quarterfinals							Semifinals							Final
	1	Aljaž Bedene	6	4	77
		Lukáš Klein	3	6	64
								1	Aljaž Bedene	6	6
								3	Blaž Rola	3	2
	3	Blaž Rola	6	6
	8	Roman Safiullin	2	1
															1	Aljaž Bedene	7	6
																Viktor Durasovic	5	3
		Viktor Durasovic	6	78
	13	Zdeněk Kolář	4	66
									Viktor Durasovic	3	6	6
								6	Constant Lestienne	6	1	1
	6	Constant Lestienne	6	3
	Alt	Artem Dubrivnyy	4	0r

	First round							Second round							Third round							Quarterfinals
								1	A Bedene	5	6	6
		H Nys	4	2					I Marchenko	7	4	2
		I Marchenko	6	6											1	A Bedene	6	6
		E King	7	1											16	S Mukund	2	2
		L Catarina	5	0r					E King	6	5	3
								16	S Mukund	4	7	6
																						1	A Bedene	6	4	77
																							L Klein	3	6	64
								11	D Petrović	3	4
		A Vavassori	4	1					L Kleinn	6	6
		L Klein	6	6												L Klein	1	6	6
	ITF	TM Etcheverry	60	6	6										5	F Horanský	6	4	3
		J Rodionov	77	2	2			ITF	TM Etcheverry	63	1
								5	F Horanský	77	6

	First round							Second round							Third round							Quarterfinals
								3	B Rola	7	6
		T Gabashvili	4	6	6				T Gabashvili	5	2
		E Leshem	6	1	0										3	B Rola	6	6
		A Šetkić	6	6												A Šetkić	1	4
	WC	Sven Lah	4	3					A Šetkić	1
								14	K de Schepper	4r
																						3	B Rola	6	6
																						8	R Safiullin	2	1
								10	E Karlovskiy	1	2
		I Sijsling	2	3					C Gómez-Herrera	6	6
		C Gómez-Herrera	6	6												C Gómez-Herrera	2	4
	WC	N Razboršek	4	6	4										8	R Safiullin	6	6
		Antoine Cornut-Chauvinc	6	3	6				A Cornut-Chauvinc	77	4	2
								8	R Safiullin	64	6	6

	First round							Second round							Third round							Quarterfinals
								7	A Vatutin	62	3
	ITF	M Hamou	4	1					A Çelikbilek	77	6
		A Çelikbilek	6	6												A Çelikbilek	3	2
	Q	N Barrientos	2	6	1											V Durasovic	6	6
		V Durasovic	6	3	6				V Durasovic	7	6
								12	L Miedler	5	3
																							V Durasovic	6	78
																						13	Z Kolář	4	66
								13	Z Kolář	6	6
	ITF	Quentin Robert	3	5					T Simon	2	4
		Tobias Simon	6	7											13	Z Kolář	6	3	6
	ITF	Tom Jomby	3	0											4	S Stakhovsky	2	6	3
		A Bega	6	6					A Bega	1	5
								4	S Stakhovsky	6	7

	First round							Second round							Third round							Quarterfinals
								6	C Lestienne	6	6
	ITF	Matías Zukas	6	1	65				J Ocleppo	1	2
		J Ocleppo	2	6	77										6	C Lestienne	6	6
	WC	T Kočevar-Dešman	6	66	3										9	M Viola	0	1
		M Zekić	4	78	6				M Zekić	0	3
								9	M Viola	6	6
																						6	C Lestienne	6	3
																						Alt	A Dubrivnyy	4	0r
								15	L Vanni	66	6	4
	Alt	A Dubrivnyy	6	6				Alt	A Dubrivnyy	78	4	6
	WC	M Urbanija	3	4											Alt	A Dubrivnyy	77	6
	WC	Zvonimir Orešković	1	0											Q	T Lipovšek Puches	62	3
	Q	T Lipovšek Puches	6	6				Q	T Lipovšek Puches	6	6
								Alt	A Golubev	4	4

• Main draw
• Qualifying draw