Cognomen Y-M (Y-M 
) , throughout the world, is a rare last name. The last name Y-M is characteristic of Taiwan, where it is a rare surname, and Myanmar. Much less frequently, Y-M is the forename as well as the last name. Parts of the name also exists independently as a last name Y, and a first name M.
| VARIANT | COUNTRY |
|---|---|
| Y-M | Taiwan, Myanmar, Canada |
| y-m leung researcher |
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| y-m wang researcher |
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| y-m chang researcher (ORCID 0000-0002-8179-2710) |
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| y-m soh researcher |
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| y-m chang researcher (ORCID 0000-0001-6388-9626) |
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