List of Italian football transfers winter 2017–18

This is a list of Italian football transfers featuring at least one Serie A or Serie B club which were completed in the winter of the 2017–18 season. The winter transfer window opened on 3 January 2018, although a few transfers were made official prior to that date. The window closed at midnight on 31 January 2018. Free agents can join a club at any time, either during or in between transfer windows, as long as the team registers them.

Transfers

 * Legend
 * Those clubs in Italic indicate that the player already left the team on loan this season or new signing that immediately left the club.