Cygnus falconeri, the giant swan, (Maltese: ) is an extinct, very large swan known from Middle Pleistocene-aged deposits from Malta and Sicily. Its dimensions are described as exceeding those of the living mute swan by one-third, which would give a bill-to-tail length of about  (based on 145–160 cm for C. olor).
The giant swan, Cygnus falconeri, is an extinct species that was once found in Malta and Sicily. Its size was significantly larger than that of the mute swan, with a bill-to-tail length estimated to be around  (similar to the mute swan's 145–160 cm).