The lightweight division in mixed martial arts contains different weight classes:

• The UFC’s lightweight division, which groups competitors within 146 to 155 lb (66 to 70 kg)
• The Shooto lightweight division, which limits competitors to 145 lb (65.8 kg)
• The ONE Championship’s lightweight division, with an upper limit at 77 kg (169.8 lb)
• The Road FC’s lightweight division, with an upper limit at 154 lb (70 kg)