Surname Ratzlaff (Ratzlaff 
) , in the world, is quite a rare last name. The surname Ratzlaff is characteristic of Paraguay, where it is quite a rare surname, Luxembourg, and Canada. Not in comparison with a country's population, it is commonest in the United States, Germany, and Paraguay.
| VARIANT | COUNTRY |
|---|---|
| Ratzlaff | Brazil, Paraguay, United States, Germany, Canada |
| abraham ratzlaff (b. 1850) |
|
|
|
siegfried ratzlaff German painter, DE (b. 1934) |
|
| erich l. ratzlaff (b. 1911) |
|
|
| erich l. ratzlaff (b. 1911) |
|
|
| raymond ratzlaff Canadian politician, CA (b. 1931) |
|
|
| leonard ratzlaff Canadian conductor, CA (b. 1949) |
|
|
| chris ratzlaff researcher |
|
|
| micah ratzlaff college basketball player (1999–2000) Oral Roberts |
|
|
| matthew ratzlaff researcher (ORCID 0000-0001-7829-2531) |
|
|
| robert a ratzlaff researcher (ORCID 0000-0002-1496-3727) |
|
|
| bennie ratzlaff college basketball player (1956–1956) Oklahoma City |
|
|
| keith ratzlaff |
|