Self-propelled may refer to

• Human-powered transport, humans moving themselves (and their cargo) via their own muscle energy
• Machines that power their own movement:
  • Automobile (from auto- + mobile, "self-moving")
  • Locomotive (from loco- + motive, "moving from its current place")
  • Mechanized vehicle, armoured self-propelled platform for use in mechanized warfare
  • Multiple units, self-propelled train carriages
  • Self-propelled artillery
    • Self-propelled gun
    • Self-propelled anti-aircraft weapon
    • Self-propelled anti-tank gun (aka tank destroyer)
    • Anti-tank missile carrier, a self-propelled anti-tank missile system
    • Assault gun, a self-propelled infantry support gun
    • Mortar carrier, a self-propelled mortar
  • Self-propelled modular transporter
  • Leonardo's self-propelled cart
  • Self-propelled barge T-36
• Self-propelled particles, a model for studying the motion of swarms