Surname Morganstern (Morganstern 
) , globally, is a rare cognomen. The family name Morganstern is characteristic of the United States, where it is a rare surname, Canada, where it is a very rare surname, and Israel. Measured by absolute frequency, it most frequently occurs in the United States, Canada, and the United Kingdom.
| VARIANT | COUNTRY |
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| Morganstern | United Kingdom, Israel, United States, Canada |
| anna mcgee morganstern (b. 1936) |
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| john morganstern college basketball player (1998–1999) Long Island University |
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| jeffrey morganstern researcher |
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| bradley morganstern researcher |
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| irene morganstern |
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