Grey Funnel Line - HMS Iron Duke is a Type 23 frigate of the Royal Navy, and the third ship to bear the name. She was launched on 02 March 1991 by
![HMS Iron Duke (F234), a Type 23 (or Duke-class) frigate of the Royal Navy, departs for Exercise Joint Warrior 16-1 Stock Photo - Alamy HMS Iron Duke (F234), a Type 23 (or Duke-class) frigate of the Royal Navy, departs for Exercise Joint Warrior 16-1 Stock Photo - Alamy](https://l450v.alamy.com/450v/g1tdpf/hms-iron-duke-f234-a-type-23-or-duke-class-frigate-of-the-royal-navy-g1tdpf.jpg)
HMS Iron Duke (F234), a Type 23 (or Duke-class) frigate of the Royal Navy, departs for Exercise Joint Warrior 16-1 Stock Photo - Alamy
![HMS Iron Duke, F234, a Duke class type 23 frigate. Berthed in Portsmouth Naval Base. Hampshire, England Stock Photo - Alamy HMS Iron Duke, F234, a Duke class type 23 frigate. Berthed in Portsmouth Naval Base. Hampshire, England Stock Photo - Alamy](https://c8.alamy.com/comp/EPTKFH/hms-iron-duke-f234-a-duke-class-type-23-frigate-berthed-in-portsmouth-EPTKFH.jpg)
HMS Iron Duke, F234, a Duke class type 23 frigate. Berthed in Portsmouth Naval Base. Hampshire, England Stock Photo - Alamy
![Royal Navy Type 23 Frigate HMS Iron Duke (F234) arriving home to Portsmouth in August 2017 Stock Photo - Alamy Royal Navy Type 23 Frigate HMS Iron Duke (F234) arriving home to Portsmouth in August 2017 Stock Photo - Alamy](https://c8.alamy.com/comp/JXD1XC/royal-navy-type-23-frigate-hms-iron-duke-f234-arriving-home-to-portsmouth-JXD1XC.jpg)
Royal Navy Type 23 Frigate HMS Iron Duke (F234) arriving home to Portsmouth in August 2017 Stock Photo - Alamy
![HMS Iron Duke (F234) fires her 4.5inch gun during an exercise in the South Atlantic, 2014 [1719 x 967] : r/WarshipPorn HMS Iron Duke (F234) fires her 4.5inch gun during an exercise in the South Atlantic, 2014 [1719 x 967] : r/WarshipPorn](https://preview.redd.it/m8sarwajckd01.jpg?width=640&crop=smart&auto=webp&s=d02662a12fc40b14713fe698fe84930212d5c54a)
HMS Iron Duke (F234) fires her 4.5inch gun during an exercise in the South Atlantic, 2014 [1719 x 967] : r/WarshipPorn
![File:HMS Queen Elizabeth (R08) underway during trials with HMS Sutherland (F81) and HMS Iron Duke (F234) on 28 June 2017 (45162784).jpg - Wikimedia Commons File:HMS Queen Elizabeth (R08) underway during trials with HMS Sutherland (F81) and HMS Iron Duke (F234) on 28 June 2017 (45162784).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/9/9f/HMS_Queen_Elizabeth_%28R08%29_underway_during_trials_with_HMS_Sutherland_%28F81%29_and_HMS_Iron_Duke_%28F234%29_on_28_June_2017_%2845162784%29.jpg)