| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 981 | Fionnbharr | Irish | Variant of Finbar: Blond-haired; handsome. | M | |
| 982 | Fionnghuala | Irish | White shouldered. | F | |
| 983 | Fionnuala | Irish | Fair shoulders. | F | |
| 984 | Fitzgerald | Irish | Surname. | M | |
| 985 | Fitzpatrick | Irish | Statesman's son. | M | |
| 986 | Fitzwilliam | Irish | Soldier's son. | M | |
| 987 | FIynn | Irish | Ruddy. | M | |
| 988 | Flaine | Irish | Variant of Flannery: Red-haired. | M | |
| 989 | Flainn | Irish | Ruddy. | M | |
| 990 | Flanagan | Irish | Ruddy. | M | |
| 991 | Flann | Irish | Ruddy. | M | |
| 992 | Flanna | Irish | Red haired. | F | |
| 993 | Flannagain | Irish | Ruddy. | M | |
| 994 | Flannagan | Irish | Surname. | M | |
| 995 | Flannan | Irish | Variant of Flannery: Red-haired. | M | |
| 996 | Flannery | Irish | Red-haired. | M | |
| 997 | Flin | Irish | Variant of Flynn: Son of a red-haired man. | M | |
| 998 | Flinn | Irish | Son of a red-haired man. | M | |
| 999 | Floinn | Irish | Ruddy. | M | |
| 1000 | Flurry | Irish | In bloom. | M | |