| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 541 | Helenus | Greek | Son of Priam. | M | |
| 542 | Helios | Greek | God of the sun. | M | |
| 543 | Hephaestus | Greek | God of the crafts. | M | |
| 544 | Heraklesr | Greek | Son of Zeus. | M | |
| 545 | Hercules | Greek | In Hera's service. The mythological Greek Hercules was a son of Zeus and an extraordinarily strong man. | M | |
| 546 | Hermes | Greek | Messenger of the gods. | M | |
| 547 | Hesperos | Greek | Evening star. | M | |
| 548 | Hieronymus | Greek | Variant of Jerome: Holy name. | M | |
| 549 | Hilario | Greek | Joyful; glad. | M | |
| 550 | Hipolit | Greek | Freer of horses. | M | |
| 551 | Hippocampus | Greek | A horse of Poseidon. | M | |
| 552 | Hippogriff | Greek | Part horse part griffen. | M | |
| 553 | Hippolytus | Greek | Horse let loose. In Greek legend, the son of Theseus and Hippolyta, who was dragged to his death by stampeding horses. | M | |
| 554 | Hippolytusr | Greek | Freer of horses. | M | |
| 555 | Hippomenes | Greek | Winner of Atalanta. | M | |
| 556 | Homar | Greek | Given as hostage; promised. Homer was credited with writing the epic Greek poems the Iliad and the Odyssey. | M | |
| 557 | Homer | Greek | Security. Helmet maker. Pool in a hollow. Famous Bearer: Homer, the Greek poet who authored the Iliad and the Odyssey. | M | |
| 558 | Homeros | Greek | Security. | M | |
| 559 | Homerus | Greek | Security. | M | |
| 560 | Hy | Greek | Diminutive of Hyacinth: From the flower by the same name. In Greek legend, the hyacinth sprouted from the blood of the youth Hyacinthus, who was accidentally killed by Apollo. | M | |