Women's singles
2018 Challenger Banque Nationale de Granby
Champion	Julia Glushko
Runner-up	Arina Rodionova
Score	6–4, 6–3

Cristiana Ferrando was the defending champion, but lost in the first round to Maria Sanchez.

Julia Glushko won the title after defeating Arina Rodionova 6–4, 6–3 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Arina Rodionova	6	6
	8	Katherine Sebov	2	0
								1	Arina Rodionova	4	3
								5	Julia Glushko	6	6
	3	Bianca Andreescu
	5	Julia Glushko	w/o

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	Ar Rodionova	6	77
		H Kaji	4	64				1	Ar Rodionova	6	6
		A Sharma	77	6					A Sharma	4	1
		S Akita	65	1											1	Ar Rodionova	6	65	7
		M Arcangioli	3	3												R Marino	4	77	5
		R Marino	6	6					R Marino	4	6	6
		C Ferrando	2	5				7	M Sanchez	6	4	1
	7	M Sanchez	6	7																		1	Ar Rodionova	6	6
	4	F Di Lorenzo	6	0	6																	8	K Sebov	2	0
	Q	F Christie	4	6	3			4	F Di Lorenzo	2	2
		UM Arconada	6	3	6				UM Arconada	6	6
	Q	N Hanatani	3	6	1											UM Arconada	0	1
	WC	I Boulais	1	2											8	K Sebov	6	6
		O Tjandramulia	6	6					O Tjandramulia	1	2
	WC	T Lagarde	3	4				8	K Sebov	6	6
	8	K Sebov	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	E Perez	6	6
	WC	J Bui	4	3				6	E Perez	7	6
		R Anderson	6	4	6				R Anderson	5	4
		M Zacarías	4	6	2										6	E Perez	7	4	5
		C-y Hsu	6	4	64										3	B Andreescu	5	6	7
	WC	LA Fernandez	3	6	77			WC	LA Fernandez	1	4
		G Brescia	2	67				3	B Andreescu	6	6
	3	B Andreescu	6	79																		3	B Andreescu
	5	J Glushko	77	4	6																	5	J Glushko	w/o
	Q	S Murray	64	6	4			5	J Glushko	6	6
		N Kolar	2	1					E Sema	4	3
		E Sema	6	6											5	J Glushko	78	6
		M Mateas	4	6	3										Q	A Omae	66	3
	Q	A Omae	6	3	6			Q	A Omae	3	6	78
		V Rodríguez	3	1				2	M Bouzková	6	3	66
	2	M Bouzková	6	6

References

• Main Draw