A lens apparatus includes a first barrel including a first connection portion, a second barrel holding a lens, movable in an optical axis direction of the lens relative to the first barrel, and including a second connection portion, a flexible printed circuit board electrically connecting the first connection portion and the second connection portion, and a restricting portion provided in either one of the first barrel and the second barrel in the radial direction and restricting a portion of the flexible printed circuit board between the first and second connection portions from moving in the radial direction.