Surname Waldo Alexander (Waldo Alexander 
) , all around the world, is a very rare family name. The cognomen Waldo Alexander is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Waldo Alexander is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Waldo Alexander | Peru, Ecuador, Chile, Cuba |