Shane Duffy, 34, has joined Derby County on a two-month contract after leaving Norwich City in the summer.

𝐃𝐮𝐟𝐟𝐲 𝐢𝐬 𝐃𝐞𝐫𝐛𝐲. 🇮🇪🐏 We have completed the signing of Irish defender Shane Duffy on a short-term deal following a trial period with the club. ✍️ The 34-year-old adds extensive experience to the Rams’ defensive ranks, with the towering centre-back approaching 500 professional appearances across club and international football. 💪

— Derby County (@dcfcofficial) October 29, 2026

The defender's last club appearance was in November 2025 but was given the opportunity to revive his career at Pride Park.

Duffy, who played for Celtic during the 2020/21 season while on loan from Brighton, has been training with Derby on trial and has now signed a contract as the Championship side are faced with a number of defensive injuries.

A statement from Derby read: "Derby County have completed the signing of Shane Duffy on a short-term deal.

"The 34-year-old has penned an initial two-month contract in DE24 following a trial period with the club.

"Duffy adds extensive experience to the Rams' defensive ranks, with the towering centre-back nearing 500 professional appearances across club and international football.

"At international level, Duffy has represented the Republic of Ireland 61 times—scoring seven goals—since his debut in 2014.

"The Irishman will be in available on Saturday when the Rams travel to Millwall (3pm kick-off)."