Family name Gildon (Gildon 
) , worldwide, is a rare surname. The last name Gildon is characteristic of the United States, where it is a rare surname, Australia, and New Zealand, where it is a very rare surname. In absolute terms, the name is most common in the United States, the United Kingdom, and Australia. Much less frequently, Gildon is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Gildon | United Kingdom, Australia, Philippines, United States, Brazil |
| charles gildon British writer, GB (b. 1665) |
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| gildon manton c.1789-1851 (b. 1789) |
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| jason gildon American football player, US (b. 1972) |
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| derrick gildon college basketball player (1987–1989) Delaware State |
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| henry gildon British politician |
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| chris gildon American politician, US |
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