Worldwide, Isambard (Isambard 
) is an extremely rare boy's forename. More prevalently, Isambard is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Isambard | United Kingdom, France |
|
isambard kingdom brunel British mechanical and civil engineer (1806-1859), GB (b. 1806) |
|
| isambard brunel English barrister and author (b. 1837) |
|