1975 Commercial Union Assurance Masters – Singles

Singles
Singles
1975 Commercial Union Assurance Masters
Champion	Ilie Năstase
Runner-up	Björn Borg
Score	6–2, 6–2, 6–1
Draw	8

Ilie Năstase defeated Björn Borg in the final, 6–2, 6–2, 6–1 to win the singles title at the 1975 Commercial Union Assurance Masters.

Guillermo Vilas was the defending champion, but lost to Năstase in the semifinals in a rematch of the previous year's final.^[1]

Draw

Key

Q = Qualifier
WC = Wild card
LL = Lucky loser
Alt = Alternate
ITF = ITF entry
PR = Protected ranking
SR = Special ranking
SE = Special exempt
JE = Junior exempt
JR = Junior Accelerator Programme entrant
CO = College Accelerator Programme entrant
NG = Next Gen Accelerator Program entrant
w/o = Walkover
r = Retired
d = Defaulted

Finals

Semifinals						Final

	Ilie Năstase	6	6	6

	Guillermo Vilas	0	3	4
							Ilie Năstase	6	6	6

							Björn Borg	2	2	1
	Björn Borg	6	3	6	6

	Arthur Ashe	4	6	2	2

Blue group

	Orantes	Panatta	Năstase	Ashe	RR W–L	Set W–L	Game W–L	Standings
Manuel Orantes		6–4, 7–6	6–3, 4–6, 4–6	4–6, 1–6	1–2	3–4	32–37	3
Adriano Panatta	4–6, 6–7		6–7, 6–3, 0–6	6–7, 3–6	0–3	1–6	31–42	4
Ilie Năstase	3–6, 6–4, 6–4	7–6, 3–6, 6–0		6–1, 5–7, 1–4 d	2–1	5–3	43–40	2
Arthur Ashe	6–4, 6–1	7–6, 6–3	1–6, 7–5, 4–1 d		3–0	6–1	47–36	1

Standings are determined by: 1. number of wins; 2. number of matches; 3. in two-players-ties, head-to-head records; 4. in three-players-ties, percentage of sets won, or of games won; 5. steering-committee decision.

White group

	Solomon	Ramírez	Vilas	Borg	RR W–L	Set W–L	Game W–L	Standings
Harold Solomon		5–7, 6–3, 6–3	3–6, 4–6	2–6, 2–6	1–2	2–5	27–37	3
Raúl Ramírez	7–5, 3–6, 3–6		4–6, 0–6	3–6, 3–6	0–3	1–6	17–41	4
Guillermo Vilas	6–3, 6–4	6–4, 6–0		7–5, 4–6, 6–1	3–0	6–1	41–23	1
Björn Borg	6–2, 6–2	6–3, 6–3	5–7, 6–4, 1–6		2–1	5–2	36–27	2