Surname Coldiron (Coldiron 
) , all over the world, is quite a rare last name. The last name Coldiron is characteristic of the United States, where it is a rare surname, Canada, where it is a very rare surname, and New Zealand.
| VARIANT | COUNTRY |
|---|---|
| Coldiron | Canada, New Zealand, United States, United Kingdom, Venezuela |
| a e b coldiron researcher (b. 1959) |
|
|
| matthew e coldiron researcher |
|
|
| greg coldiron college basketball player (1979–1982) Morehead State |
|
|
| margaret coldiron actress, teacher and theatre director |
|
|
| anne coldiron |
|