To provide a pull-string device for ceiling luminaire which is easy to attach and unapt to break.

This ceiling luminaire provides a lumianire body 6 fixed horizontally to the ceiling and a pull switch 8 fixed to the luminaire body 6. A control string 10 horizontally extending along the luminaire body from the switch 8 and hanging over from the circumferential edge of the luminaire body is provided. A swing lever 20 is placed to hook up the control string to the luminaire body. The lever 20 uniformly forms a body, a rotating shaft 2 placed on one side of the body, and a pair of string hook projections 4 and 5 placed along the longer direction of the lever body on the other side of the lever body with synthetic risen. Slits are formed to engage a sting in each projection 4 and 5 detachably. A snow man hole 7 is provided to hingingly join the shaft 2 to the luminaire body rotatively and detachably. A string 9 extending from the pull switch is engaged in the string hook slit of the projection 4 on the other edge. The end of the control string 10 is engaged in the slit of string hook projection 5 on the other side.