What does GGMO stand for?

What does GGMO mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: GGMO.

We've found a total of 3 definitions for GGMO:

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great grandmother


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Great grandmother: mother of a grandparent


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great great grandmother

Community » Genealogy

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"GGMO." Abbreviations.com. STANDS4 LLC, 2015. Web. 27 Feb. 2015. <http://www.abbreviations.com/GGMO>.

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