Around the globe, Philadelphus (Philadelphus 
, Филадельф 
) is an extremely rare masculine forename.
| VARIANT | COUNTRY |
|---|---|
| Philadelphus | South Africa |
| Филадельф | Russia |
Philadelphe, Philadelphos, and Філадельф
| deiotarus philadelphus king of Paphlagonia (b. 100) |
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| philadelphus of byzantium bishop of Byzantium from 211 to 217 (b. 200) |
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| philadelphus de novo lacu (b. 1672) |
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| philadelphus bain fraser Presbyterian minister, controversialist, editor, NZ (b. 1862) |
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