Athletics at the 1979 Pan American Games

Athletics competitions at the 1979 Pan American Games in San Juan were held from July 7 to 14 at the Estadio Sixto Escobar.

Participating nations
• (7)

• (14)

• (3)

• (5)

• (6)

• (1)

• (26)

• (50)

• (13)

• (6)

• (5)

• (50)

• (11)

• (2)

• (1)

• (3)

• (8)

• (17)

• (15)

• (2)

• (1)

• (1)

• (41)

• (3)

• (1)

• (9)

• (68)

• (8)

• (2)

• (1)