| LPAR | LPAR |
| LPMUD | LPMud |
| LPT | LPT |
| LS | LS |
| LSA | Ergine |
| LSD | LSD |
| LT | LT |
| LTSP | Linux Terminal Server Project |
| LTU arena | LTU Arena |
| LTU International | LTU International |
| Lu | Lu |
| Lu Xun | Lu Xun |
| Lua | Lua |
| Lualaba | Lualaba River |
| Luanda | Luanda |
| Luba | Luba people |
| lubb | cusk |
| Lubin | Lubin |
| Lubjanka | Lubyanka |
| Lublin | Lublin |
| Lubombo | Lubombo |
| Lubos Michel | Ľuboš Micheľ |
| Lubrikation | Vaginal lubrication |
| Lubumbashi | Lubumbashi |
| Lubusz vojvodskap | Lubusz Voivodeship |
| Luc Besson | Luc Besson |
| Luca Badoer | Luca Badoer |
| Luca della Robbia | Luca della Robbia |
| Luca Pacioli | Luca Pacioli |
| Luca Signorelli | Luca Signorelli |
| Luca Toni | Luca Toni |
| Luca Turilli | Luca Turilli |
| Lucas Black | Lucas Black |
| Lucas County | Lucas County |
| Lucas Cranach | Lucas Cranach |
| Lucas Electric | Lucas Industries plc |
| Lucas Pezzini Leiva | Lucas Pezzini Leiva |
| LucasArts | LucasArts |
| Lucasfilm | Lucasfilm |
| Lucastal | Lucas number |
| Lucca | Lucca |
| Luce Irigaray | Luce Irigaray |
| Lucena City | Lucena City |
| Lucens | Lucens |
| Lucent | Lucent Technologies |
| Luchino Visconti | Luchino Visconti |
| Luchsingen | Luchsingen |
| Lucia | Saint Lucy |
| Lucia di Lammermoor | Lucia di Lammermoor |
| Lucian Freud | Lucian Freud |
| Lucian Pulvermacher | Lucian Pulvermacher |
| Luciano Burti | Luciano Burti |
| Luciano Floridi | Luciano Floridi |
| Luciano Galletti | Luciano Galletti |
| Luciano Laurana | Luciano Laurana |
| Luciano Pavarotti | Luciano Pavarotti |
| Luciasången | Santa Lucia |
| Lucien Bonaparte | Lucien Bonaparte |
| Lucien Febvre | Lucien Febvre |
| Lucien Van Impe | Lucien Van Impe |
| Lucifer | Lucifer |
| Luciferas | Luciferase |
| Lucile Grahn | Lucile Grahn |
| Lucille Ball | Lucille Ball |
| Lucina | Lucina |
| Lucio Fulci | Lucio Fulci |
| Lucio Gutiérrez Borbúa | Lucio Gutiérrez |
| Lucius Accius | Lucius Accius |
| Lucius Aemilius Paullus | Lucius Aemilius Paulus Macedonicus |
| Lucius Apuleius | Apuleius |
| Lucius I | Pope Lucius I |
| Lucius II | Pope Lucius II |
| Lucius III | Pope Lucius III |
| Lucius Malfoy | Lucius Malfoy |
| Lucius Paulus | Lucius Aemilius Paullus |
| Lucius Shepard | Lucius Shepard |
| Lucius Tillius Cimber | Tillius Cimber |
| Lucius Verus | Lucius Verus |
| lucka | void |
| Lucka -n | Judas |
| lucka i något | hole in something |
| Luckau | Luckau |
| Lucknow | Lucknow |
| Lucky Luke | Lucky Luke |
| Lucky Number Slevin | Lucky Number Slevin |
| Lucky Star | Lucky Star |
| Lucky Starr på Merkurius | Lucky Starr and the Big Sun of Mercury |
| Lucretia | Lucretia |
| Lucretia Rudolph Garfield | Lucretia Garfield |
| Lucretias våldtäkt | The Rape of Lucrece |
| Lucretius | Lucretius |
| Lucrezia Borgia | Lucrezia Borgia |
| Lucullus | Lucullus |
| Lucy | Lucy |
| Lucy In The Sky With Diamonds | Lucy in the Sky with Diamonds |
| Lucy Lawless | Lucy Lawless |
| Lucy Liu | Lucy Liu |
| Lucy Maud Montgomery | Lucy Maud Montgomery |
| Lucy Show | The Lucy Show |
| Lucy Ware Webb Hayes | Lucy Webb Hayes |
| Lud | Lud son of Heli |
| Ludacris | Ludacris |
| ludd | fluff |
| Ludd -en | Hair |
| ludda | give off lint |
