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
See also
edit- Bilbao's Iron Ring, Spanish Civil War fortifications
- Iron Ring Clock, clock at McMaster University, Canada