Dominican Republic at the 1968 Summer Olympics

Men's 100 metres

• Alberto Torres
  • Round 1 — 10.7 s (→ 6th in heat, did not advance)
• Porfirio Veras
  • Round 1 — 10.5 s (→ 5th in heat, did not advance)

Men's 200 metres

• Porfirio Veras
  • Round 1 — 21.5 s (→ 6th in heat, did not advance)
• Alberto Torres
  • Round 1 — 21.9 s (→ 5th in heat, did not advance)

Men's 400 metres

• José L'Oficial
  • Round 1 — 47.9 s (→ 7th in heat, did not advance)

Men's 800 metres

• José L'Oficial
  • Round 1 — 1:55.6 min (→ 7th in heat, did not advance)

Men's 1500 metres

• Miguel Núñez
  • Round 1 — 4:23.6 min (→ 10th in heat, did not advance)

Men's 110 metres hurdles

• Radhames Mora
  • Round 1 — 16.8 s (→ 7th in heat, did not advance)

Men's 4x100 metres relay

• Luis Soriano, Alberto Torres, Rafael Domínguez, Porfirio Veras
  • Round 1 — 41.4 s (→ 7th in heat, did not advance)

Men's 4x400 metres relay

• Rolando Gómez, Jose L'Oficial, Radhames Mora, David Soriano
  • Round 1 — 3:19.4 min (→ 5th in heat, did not advance)

Flyweight (48 kg)

• Ignacio Espinal
  • Round 1 — Lost to Robert Urretavizcaya of Argentina

Lightweight (60 kg)

• Martín Puello
  • Round 2 — Lost to Armando Mendoza of Venezuela

Light welterweight (63.5 kg)

• Donato Cartagena
  • Round 2 — Lost to Jim Wallington of the USA

Three shooters, all men, represented the Dominican Republic in 1968.

Trap

• Domingo Lorenzo — 124 pts (→ 55th place)

Skeet

• Riad Yunes — 170 pts (→ 48th place)
• Luis Santana — 57 pts (→ 52nd place)

Lightweight

• Ramón Silfa
  • Press — 95.0 kg
  • Snatch — 82.5 kg
  • Jerk — DQ (→ no ranking)

Light heavyweight

• José Pérez
  • Press — 110.0 kg
  • Snatch — 105.0 kg
  • Jerk — 135.0 kg
  • Total — 350.0 kg (→ 22nd place)

Men's freestyle flyweight (52 kg)

• José Defran
  • Round 1 — fought Mohammad Ghorbani of Iran
  • Round 2 — fought Richard Sanders of the USA

Men's freestyle featherweight (63 kg)

• Onésimo Rufino
  • Round 1 — fought Choi Jung-Heuk of South Korea
  • Round 2 — fought Masaaki Kaneko of Japan