The athletics competition in the 1966 Central American and Caribbean Games were held in San Juan, Puerto Rico.

Event	Gold		Silver		Bronze
100 metres	Enrique Figuerola  Cuba	10.2	Edwin Roberts[1]  Trinidad and Tobago	10.3	Carl Plaskett  U.S. Virgin Islands	10.5
200 metres	Edwin Roberts[1]  Trinidad and Tobago	20.8 /20.70?	Carl Plaskett  U.S. Virgin Islands	21.4 /21.21?	Enrique Figuerola  Cuba	21.5 /21.24?
400 metres	Juan Franceschi  Puerto Rico	46.7 /46.77?	Rupert Hoilette  Jamaica	46.9 /47.03?	Rodobaldo Díaz  Cuba	47.0 /47.10?
800 metres	Neville Myton  Jamaica	1:50.2	Lennox Yearwood  Trinidad and Tobago	1:51.7	Benedict Cayenne  Trinidad and Tobago	1:54.3
1500 metres	Álvaro Mejía  Colombia	3:50.3	Orlando Martínez  Puerto Rico	3:52.4	José Neri  Mexico	3:52.4
5000 metres	Álvaro Mejía  Colombia	14:42.6	José Neri  Mexico	14:56.4	Valentín Robles  Mexico	15:33.2
10,000 metres	Álvaro Mejía  Colombia	31:34.0	Valentín Robles  Mexico	32:11.0	Juan Martínez  Mexico	32:13.0
Half marathon	Valentín Robles  Mexico	01:13:47	Pedro Cárdenas  Colombia	01:14:24	Antonio Ibarra  Mexico	01:17:01
110 metres hurdles	Hernando Arrechea  Colombia	14.2w	Ray Harvey  Jamaica	14.4w	Juan Morales  Cuba	14.5w
400 metres hurdles	Heriberto Cruz  Puerto Rico	52.4	Víctor Maldonado  Venezuela	52.5	Arístides Pineda  Venezuela	53.5
3000 metre steeplechase	Flavio Buendía  Mexico	9:32.6	Rolf Duwe  Venezuela	9:37.8	Rigoberto Mendoza  Cuba	9:38.4
4 × 100 metres relay	Jamaica Wellesley Clayton Pablo McNeil Ernest Headley Michael Fray	40.5	Trinidad and Tobago Cipriani Phillips Winston Short Henry Noel Edwin Roberts[1]	40.6	Cuba Félix Eugellés Juan Morales Manuel Montalvo Enrique Figuerola	40.6
4 × 400 metres relay	Jamaica Clifton Forbes Melville Spence Neville Myton Rupert Hoilette	3:08.8	Trinidad and Tobago Ben Cayenne Lennox Yearwood Edwin Skinner Edwin Roberts[1]	3:09.4	Puerto Rico Juan Franceschi Rafael Vega José Andino Germán Guenard	3:10.3
10,000 metre track walk	José Pedraza  Mexico	51:32.4	Euclides Calzado  Cuba	51:43.4	David Jiménez  Cuba	52:17.8
High jump	Teodoro Palacios  Guatemala	2.03	Anton Norris  Barbados	1.98	Luis Planchart  Venezuela	1.93
Pole vault	Rolando Cruz  Puerto Rico	4.54	Rubén Cruz  Puerto Rico	4.30	Luis Quintero  Colombia	4.15
Long jump	Wellesley Clayton  Jamaica	7.64	Abelardo Pacheco  Cuba	7.55	Byron Lewis  Jamaica	7.51
Triple jump	Tim Barrett  Bahamas	15.76	José Hernández  Cuba	15.72	Trevor Thomas  Jamaica	15.42
Shot put	Fidel Estrada  Cuba	15.36	Roy Hollingsworth  Trinidad and Tobago	15.36	Benigno Hodelín  Cuba	15.34
Discus throw	Roy Hollingsworth  Trinidad and Tobago	52.10	Javier Moreno  Cuba	48.71	Dagoberto González  Colombia	48.16
Hammer throw	Enrique Samuells  Cuba	68.11	Adolfo Martín  Cuba	56.59	Marcelino Borrero  Colombia	52.38
Javelin throw	Justo Perelló  Cuba	74.74	Francisco Mena  Cuba	69.57	Jesús Rodríguez  Venezuela	68.59
Pentathlon	Jorge García  Puerto Rico	3153	Francisco Mena  Cuba	3467	Ramón Iriarte  Venezuela	3389

Event	Gold		Silver		Bronze
100 metres	Miguelina Cobián  Cuba	11.7 /11.69?	Cristina Hechevarría  Cuba	11.9 /11.79?	Carmen Smith  Jamaica	11.9 /11.86?
200 metres	Una Morris  Jamaica	24.2	Miguelina Cobián  Cuba	24.8	Vilma Charlton  Jamaica	24.9
80 metres hurdles	Carmen Smith  Jamaica	11.1	Doreldeen Pagan  Jamaica	11.6	Daisy Hechevarría  Cuba	11.6
4 × 100 metres relay	Jamaica Adlin Mair Una Morris Vilma Charlton Carmen Smith	46.2	Cuba Irene Martínez Cristina Hechevarría Fulgencia Romay Miguelina Cobián	46.5	Barbados Aledene Holder Freida Nicholls Arlene Babb Patsy Callender	49.5
High jump	Patsy Callender  Barbados	1.65	Hilda Fabré  Cuba	1.60	Julia Pérez  Cuba	1.55
Long jump	Irene Martínez  Cuba	5.87	Beverley Welsh  Jamaica	5.72	Marcia Garbey  Cuba	5.47
Shot put	Hilda Ramírez  Cuba	12.72	Guadalupe Lartigue  Mexico	12.23	Francisca Roberts  Venezuela	12.02
Discus throw	Caridad Aguero  Cuba	43.37	Joan Gordon  Jamaica	39.84	Carmen Romero  Cuba	39.07
Javelin throw	Hilda Ramírez  Cuba	39.34	Blanca Umaña  Colombia	37.39	María Moreno  Cuba	36.47

Rank	Nation	Gold	Silver	Bronze	Total
1	Cuba (CUB)	9	11	12	32
2	Jamaica (JAM)	7	5	4	16
3	Colombia (COL)	4	2	3	9
4	Puerto Rico (PUR)	4	2	1	7
5	Mexico (MEX)	3	3	4	10
6	Trinidad and Tobago (TTO)	2	5	1	8
7	Barbados (BAR)	1	1	1	3
8	Bahamas (BAH)	1	0	0	1
	Guatemala (GUA)	1	0	0	1
10	Venezuela (VEN)	0	2	5	7
11	U.S. Virgin Islands (VIR)	0	1	1	2
Totals (11 entries)		32	32	32	96

• Montesinos, Enrique (2013). "The Oldest Regional Games: Central American & Caribbean Sports Games" (PDF). CACSO.
• "Central American and Caribbean Games (Men)". GBR Athletics.
• "Central American and Caribbean Games (Women)". GBR Athletics.