The Iron Ring is a symbolic ring worn by Canadian engineers.

Iron R/ring(s) may also refer to:

• The Iron Ring, a 1997 children's novel by Lloyd Alexander
• The Iron Ring (film), a 1917 American drama film directed by George Archainbaud
• Iron Ring (TV series), American mixed martial arts TV series
• Iron rings, physical training equipment
• Iron ring (laboratory), scientific laboratory equipment
• Iron Ring (Wales), a series of fortifications built by Edward I of England

• Bilbao's Iron Ring, Spanish Civil War fortifications
• Iron Ring Clock, clock at McMaster University, Canada

This disambiguation page lists articles associated with the title Iron Ring.
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