| lubricator | lubricante |
| lubricious | untuoso |
| lubricity | lubricidad |
| Lubumbashi | Lubumbashi |
| Lubusz Voivodeship | Voivodato de Lebus |
| Lubyanka | Lubyanka |
| LUC | Lucas el Evangelista |
| Luc Besson | Luc Besson |
| Luc Montagnier | Luc Montagnier |
| Luca Badoer | Luca Badoer |
| Luca Cambiasi | Luca Cambiaso |
| Luca della Robbia | Luca Della Robbia |
| Luca Giordano | Luca Giordano |
| Luca Pacioli | Luca Pacioli |
| Luca Signorelli | Luca Signorelli |
| Luca Toni | Luca Toni |
| Luca Turilli | Luca Turilli |
| Lucan | Marco Anneo Lucano |
| Lucanas Province | Provincia de Lucanas |
| Lucania | Lucania |
| Lucanus | Lucanus cervus |
| Lucanus cervus | Lucanus cervus |
| Lucas Castromán | Lucas Castromán |
| Lucas Cranach the Elder | Lucas Cranach el Viejo |
| Lucas Cranach the Younger | Lucas Cranach el Joven |
| Lucas Papademos | Lucas Papademos |
| Lucas Pezzini Leiva | Lucas Leiva |
| Lucas van Leyden | Lucas von Leyden |
| Lucas Vázquez de Ayllón | Lucas Vázquez de Ayllón |
| Lucas-Lehmer test for Mersenne numbers | Prueba de Lucas-Lehmer |
| Lucas-Lehmer test for Mersenne primes | Prueba de Lucas-Lehmer |
| LucasArts | LucasArts |
| Lucasfilm | LucasFilm |
| Lucasian Professor of Mathematics | Profesor Lucasiano |
| Lucca | Lucca |
| Lucca Cathedral | Duomo di San Martino |
| Luce Irigaray | Luce Irigaray |
| Luceafăr | Lucifer |
| Lucena position | Posición Lucena |
| Lucene | Lucene |
| Lucens | Lucens |
| lucent | luminoso |
| Lucerne | Lucerna |
| Lucerne Canton | Lucerna |
| Lucero | Lucero Hogaza |
| Lucha libre | Lucha libre profesional |
| Luchino Visconti | Luchino Visconti |
| Lucho González | Luis Óscar González |
| Luchsingen | Luchsingen |
| Lucia | Lucía |
| Lucia Bosé | Lucia Bosè |
| Lucia di Lammermoor | Lucia di Lammermoor |
| Lucia of Tripoli | Lucía |
| Lucia Popp | Lucia Popp |
| Lucian | Luciano |
| Lucian Freud | Lucian Freud |
| Lucian of Antioch | Luciano de Antioquía |
| Lucian Pulvermacher | Lucian Pulvermacher |
| Luciano Berio | Luciano Berio |
| Luciano Burti | Luciano Burti |
| Luciano Cordeiro | Luciano Cordeiro |
| Luciano De Crescenzo | Luciano De Crescenzo |
| Luciano Figueroa | Luciano Figueroa |
| Luciano Floridi | Luciano Floridi |
| Luciano Galletti | Luciano Galletti |
| Luciano Pavarotti | Luciano Pavarotti |
| lucid | claro |
| Lucid dream | Sueño lúcido |
| Lucid Dreaming | Sueño lúcido |
| lucidity | claridad |
| lucidly | lúcidamente |
| Lucie Silvas | Lucie Silvas |
| Lucien Bonaparte | Luciano Bonaparte |
| Lucien Febvre | Lucien Febvre |
| Lucien Laurent | Lucien Laurent |
| Lucien Muller | Lucien Müller |
| Lucien Tesnière | Lucien Tesnière |
| Lucien Van Impe | Lucien Van Impe |
| Lucifer | Satanás |
| Lucilius | Lucilio |
| Lucilla | Galeria Lucilla |
| Lucille Ball | Lucille Ball |
| Lucimar Ferreira da Silva | Lúcio |
| Lucina | Lucina |
| Lucio Fulci | Lucio Fulci |
| Lucio Gutiérrez | Lucio Gutiérrez |
| Lucio Wagner | Lucio Wagner |
| Lucius | Lúcio |
| Lucius Aelius | Lucio Aelio Vero |
| Lucius Aemilius Paullus | Lucio Emilio Paulo |
| Lucius Aemilius Paulus Macedonicus | Lucio Emilio Paulo |
| Lucius Antonius | Lucio Antonio |
| Lucius Caecilius Metellus Dalmaticus | Lucio Cecilio Metelo Dalmático |
| Lucius Caesar | Lucio Julio César Vipsanio Agripa |
| Lucius Calpurnius Piso Caesoninus | Lucio Calpurnio Pisón Cesonino |
| Lucius Cassius Longinus | Lucio Casio Longino |
| Lucius Clodius Macer | Lucio Clodio Macer |
| Lucius Cornelius Cinna | Lucio Cornelio Cinna |
| Lucius Cornelius Scipio | Lucio Cornelio Escipión |
| Lucius Cornelius Sulla | Lucio Cornelio Sila |
| Lucius Flavius Silva | Lucio Flavio Silva |
| Lucius Julius Caesar | Lucio Julio César III |
| Lucius Julius Caesar III | Lucio Julio César III |
| Lucius Junius Brutus | Lucio Junio Bruto |
| Lucius Licinius Murena | Lucio Licinio Murena |
| Lucius Malfoy | Lucius Malfoy |
| Lucius Manlius Vulso Longus | Lucio Manlio Vulso Longo |
| Lucius Mummius Achaicus | Cneo Lucio Mummio |
| Lucius Tarquinius Collatinus | Lucio Tarquinio Colatino |
| Lucius Tarquinius Superbus | Lucio Tarquinio el Soberbio |
| Lucius Valerius Flaccus | Lucio Valerio Flaco |
| Lucius Verus | Lucio Vero |
| Lucius Vorenus | Lucius Vorenus |
| luck | suerte |
| Lucka | Lucas el Evangelista |
| luckily | afortunadamente |
| luckiness | felicidad |
| luckless | desafortunado |
| Lucknow | Lucknow |
| lucky | feliz |
| lucky bastard | tipo |
| lucky break | chiripa |
