Collateral ligament

Collateral ligament can refer to:
 * Lateral collateral ligament (disambiguation):
 * Fibular collateral ligament
 * Lateral collateral ligament of ankle joint
 * Radial collateral ligament of elbow joint
 * Medial collateral ligament
 * Collateral ligaments of interphalangeal articulations of foot
 * Collateral ligaments of metatarsophalangeal articulations
 * Ulnar collateral ligament of elbow joint
 * Collateral ligaments of metacarpophalangeal articulations