| Father of Leif | 14 |
| Father of Leah and Rachel | 25 |
| Father of Lavinia in a 16th-century play | 40 |
| Father of Latin poetry | 22 |
| Father of la casa | 17 |
| Father of Kodak | 15 |
| Father of King Hadad: Gen. 36:35 | 32 |
| Father of Kenan | 15 |
| Father of Jupiter | 17 |
| Father of Judaism | 17 |
| Father of Jeff and Beau | 23 |
| Father of Japheth | 17 |
| Father of Jane and Peter | 24 |
| Father of Jacob and Esau | 24 |
| Father of Jacob | 15 |
| Father of Ishmael | 17 |
| Father of Isaac: Abbr. | 22 |
| Father of Isaac | 15 |
| Father of Indira Gandhi | 23 |
| Father of independent India | 27 |
| Father of II | 12 |
| Father of Icarus | 16 |
| Father of Horus | 15 |
| Father of Hophni and Phinehas, in the Bible | 43 |
| Father of His Country's father | 34 |
| Father of Hippolyte | 19 |
| Father of Hippolyta | 19 |
| Father of Hephaestus | 20 |
| Father of Henry II | 18 |
| Father of Hel | 13 |
| Father of Hector and Paris | 26 |
| Father of Hector and Cassandra | 30 |
| Father of Hector | 16 |
| Father of Harold Jr. | 20 |
| Father of Harmonia, in myth | 27 |
| Father of Harmonia | 18 |
| Father of Hannibal | 18 |
| Father of Hamlet and Honi | 25 |
| Father of Ham | 13 |
| Father of gridders Peyton and Eli | 33 |
| Father of Goneril | 17 |
| Father of geometry | 18 |
| Father of genetics | 18 |
| Father of Gawain and Gareth | 27 |
| Father of Gawain | 16 |
| Father of Ganymede | 18 |
| Father of Galahad | 17 |
| Father of Freya | 15 |
| Father of French twins | 22 |
| Father of France | 16 |
| Father of Fitness | 17 |
| Father of Fear and Terror | 25 |
| Father of Fear and Panic | 24 |
| Father of Fear | 14 |
| Father of Fauvism | 17 |
| Father of Farouk | 16 |
| Father of famous twins | 22 |
| Father of Existentialism | 24 |
| Father of Excalibur's owner | 31 |
| Father of Esau and Jacob | 24 |
| Father of Esau | 14 |
| Father of Enos | 14 |
| Father of Enoch | 15 |
| Father of English history | 25 |
| Father of English empiricism | 28 |
| Father of Eliphaz | 17 |
| Father of Eliasaph: Num. 3:24 | 29 |
| Father of Electra | 17 |
| Father of Eleazar, in the Bible | 31 |
| Father of Elam and Aram | 23 |
| Father of Eero Saarinen | 23 |
| Father of Diomedes of Thrace | 28 |
| Father of Diomedes | 18 |
| Father of delight | 17 |
| Father of Deimos and Phobos, in myth | 36 |
| Father of Deimos and Phobos | 27 |
| Father of Deimos | 16 |
| Father of David | 15 |
| Father of Dada | 14 |
| Father of Cronus | 16 |
| Father of Cordelia, Goneril, and Regan | 38 |
| Father of Cordelia | 18 |
| Father of confederation or lady of the left | 43 |
| Father of Confederation Coles | 29 |
| Father of Comedy | 16 |
| Father of Christopher Robin | 27 |
| Father of Charlie and Emilio | 28 |
| Father of Charlemagne | 21 |
| Father of Calydon | 17 |
| Father of Cainan | 16 |
| Father of Cain and Abel | 23 |
| Father of Brünnhilde | 23 |
| Father of Boys Town | 19 |
| Father of biblical twins | 24 |
| Father of Beau and Jeff | 23 |
| Father of basketball | 20 |
| Father of Balder, the god of goodness | 37 |
| Father of Balder, in myth | 25 |
| Father of Balder | 16 |
| Father of Æthelwulf | 23 |