Singles
2021 Engie Open Saint-Gaudens Occitanie
Champion	Clara Burel
Runner-up	Alexandra Dulgheru
Score	6–2, 1–6, 6–2

Anna Kalinskaya was the defending champion having won the previous edition in 2019,^[1] but chose not to participate.

Clara Burel won the title, defeating Alexandra Dulgheru in the final, 6–2, 1–6, 6–2.

Seeds

Draw

Finals

	Semifinals							Final
	1	Viktorija Golubic	5	0
	PR	Alexandra Dulgheru	7	6
								PR	Alexandra Dulgheru	2	6	2
								7	Clara Burel	6	1	6
	7	Clara Burel	6	66	6
	Q	Anna Bondár	3	78	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	V Golubic	6	6
	Q	T Morderger	4	4				1	V Golubic	6	6
		I Shinikova	3	5				Q	L Boisson	2	4
	Q	L Boisson	6	7											1	V Golubic	62	6	6
	Q	A Ramé	3	1												B Haddad Maia	77	4	2
	Q	D Parry	6	6				Q	D Parry
		B Haddad Maia	6	6					B Haddad Maia	w/o
	8	C Bucșa	0	2																		1	V Golubic	5	0
	3	K Kučová	6	6																		PR	A Dulgheru	7	6
	Q	T Andrianjafitrimo	3	2				3	K Kučová	6	6
	JE	E Jacquemot	5	3				LL	K Zimmermann	2	4
	LL	K Zimmermann	7	6											3	K Kučová	5	4
	PR	A Dulgheru	6	0											PR	A Dulgheru	7	6
		LI Paar	0	0r				PR	A Dulgheru	6	6
	WC	A Droguet	0	710	3			9	E-G Ruse	3	4
	9	E-G Ruse	6	68	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	C Burel	7	3	6
		M Bolkvadze	5	6	4			7	C Burel	66	77	6
	Q	M Yerolymos	6	2	6			Q	M Yerolymos	78	60	4
		M Di Giuseppe	2	6	3										7	C Burel	7	6
		D Aiava	6	6											4	K Nara	5	2
	WC	M Gutiérrez Carrasco	3	2					D Aiava	6	3	66
		E-s Liang	711	2	65			4	K Nara	4	6	78
	4	K Nara	69	6	77																	7	C Burel	6	66	6
	5	B Haas	77	6																		Q	A Bondár	3	78	3
	WC	S Janicijevic	62	1				5	B Haas	6	6
	WC	O Babel	3	3					J Grabher	4	2
		J Grabher	6	6											5	B Haas	1	77	3
	Q	A Bondár	6	6											Q	A Bondár	6	64	6
	Q	K Gerlach	3	3				Q	A Bondár	6	3	7
		C Paquet	7	7					C Paquet	2	6	5
	2	O Dodin	5	5

References

• Main Draw