The 1966 South Pacific Games was the second time that basketball was played at the South Pacific Games. Nine teams competed in the men's competition while for the first time a women's competition took place with five teams competing in the women's tournaments.

French Polynesia took out both gold medals with the national team defeating New Caledonia in the men's final while they defeated Papua New Guinea in the women's.^[1]

Event	Gold	Silver	Bronze
Men's	Tahiti	New Caledonia	Guam
Women's	Tahiti	Papua New Guinea	Fiji

Team	Pld	W	L	PF	PA	PD	Pts
Tahiti	4	4	0	240	113	+127	8
Papua New Guinea	4	3	1	237	181	+56	7
Gilbert and Ellice Islands	4	2	2	213	199	+14	6
Fiji	4	1	3	222	208	+14	5
New Hebrides	4	0	4	66	277	–211	4

---

---

---

---

---

---

---

---

---

Team	Pld	W	L	PF	PA	PD	Pts
New Caledonia	3	3	0	180	119	+59	6
Guam	3	2	1	159	120	+39	5
American Samoa	3	1	2	127	178	–51	4
Nauru	3	0	3	139	188	–49	3

---

---

---

---

---

	Semi-finals				Final
	Tahiti	58
	Guam	42
					Tahiti	42
					New Caledonia	23
	New Caledonia	47
	Papua New Guinea	36
					Third place
					Guam	63
					Papua New Guinea	47

Team	Pld	W	L	PF	PA	PD	Pts

	Semi-finals				Final
	Tahiti	53
	Fiji	47
					Tahiti	35
					Papua New Guinea	31
	Papua New Guinea	40
	New Caledonia	19
					Third place
					Fiji	42
					New Caledonia	30