A ceiling fan includes an axle, a hub, a plurality of blades, a plurality of connecting members, and a plurality of protective sleeves. The hub is rotatably coupled with the axle. The plurality of blades is coupled with the hub. Each of the plurality of blades has a first end and a second end. The first end is coupled with the hub. Each of the plurality of blades has a channel intercommunicating the first end with the second end. The plurality of connecting members is respectively received in the channels of the plurality of blades. Each of the plurality of connecting members has an end coupled with the hub, as well as another end coupled with the second end of the each of the plurality of blades. The plurality of protective sleeves respectively envelopes the plurality of connecting members.