Last name גדליה (Gedaliah 
, גדליה , Gadelha 
) , in all the world, is a common family name. The surname גדליה is characteristic of Israel, where it is quite a common surname, Brazil, where it is quite a rare surname, and Portugal, where it is a rare surname. Much less frequently, גדליה is the forename as well as the last name.
| עמי גדליה Israeli writer, IL (b. 1952) |
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| נדב גדליה Israeli journalist, IL (b. 1986) |
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