An air vent for a vehicle may include: a duct having a passage through which air is moved; a first adjuster rotatably installed in the duct, and configured to guide a discharge direction of air while rotating in a side-to-side direction; a second adjuster rotatably installed in the duct with the first adjuster, and configured to guide a discharge direction of air while rotating in an up and down direction or block an air flow passing through the duct; and a driving unit connected to the second adjuster and configured to supply power to rotate the second adjuster.