| lourde | těžký |
| loutre | vydra |
| Loutre cendrée | Vydra malá |
| Loutre de mer | Vydra mořská |
| Loutre de rivière | Vydra severoamerická |
| Loutre européenne | Vydra říční |
| Loutsk | Luck |
| Louvain | Lovaň |
| louve | vlk |
| louveteau | vlče |
| louvetelle | vlče |
| Louvre | Louvre |
| Louxor | Luxor |
| Love at First Sting | Love At First Sting |
| Love over Gold | Love Over Gold |
| Love Parade | Love Parade |
| Loviisa | Loviisa |
| Low | Low |
| Lowell | Lowell |
| Loxia | Křivka |
| Loxodromie | Loxodroma |
| loyal | věrný |
| Loyalemen | Světlo |
| Loyalistes | Loajalisté |
| loyauté | oddanost |
| loyer | nájem |
| Lozang Gyatso | Ngawang Lozang Gjamccho |
| LS | Ls |
| LSD | Diethylamid kyseliny lysergové |
| Lualaba | Lualaba |
| Luanda | Luanda |
| Luang Prabang | Luang Prabang |
| Luapula | Luapula |
| Lubjana | Lublaň |
| Lublin | Lublin |
| Luboń | Luboń |
| lubrifiant | mazadlo |
| Lubrifiant anatomique | Lubrikační gel |
| Luc | Svatý Lukáš |
| Luca Toni | Luca Toni |
| Lucain | Marcus Annaeus Lucanus |
| Lucane | Roháč obecný |
| Lucanus | Roháč obecný |
| Lucas | Lukáš |
| Lucas Cranach le Jeune | Lucas Cranach mladší |
| LucasArts | LucasArts |
| Lucca | Lucca |
| Lucce | Lucca |
| Lucerne | Lucern |
| Lucha libre | Wrestling |
| Luchino Visconti | Luchino Visconti |
| Lucia | Lucie |
| Luciano Berio | Luciano Berio |
| Luciano Burti | Luciano Burti |
| Luciano Floridi | Luciano Floridi |
| Luciano Pavarotti | Luciano Pavarotti |
| Lucie de Syracuse | Svatá Lucie |
| Lucie de Tripoli | Lucie |
| Lucien Bonaparte | Lucien Bonaparte |
| Lucien de Samosate | Lucian |
| Lucien Febvre | Lucien Febvre |
| Lucien Visconti | Luchino Visconti |
| Lucifer | Lucifer |
| Lucilius | Gaius Lucilius |
| luciole | světluška |
| Lucius | Lucius |
| Lucius Accius | Lucius Accius |
| Lucius Aemilius Paullus | Lucius Aemilius Paullus |
| Lucius Aemilius Paullus Macedonicus | Lucius Aemilius Paullus Macedonicus |
| Lucius Calpurnius Piso Frugi | Lucius Calpurnius Piso Frugi |
| Lucius Malefoy | Lucius Malfoy |
| Lucius Mummius Achaicus | Lucius Mummius |
| Lucius Quinctius Cincinnatus | Cincinnatus |
| Lucius Sextius Lateranus | Lucius Sextius |
| Lucius Verginius Rufus | Lucius Verginius Rufus |
| Lucius Verus | Lucius Verus |
| Lucky Luciano | Lucky Luciano |
| Lucky Luke | Lucky Luke |
| Lucques | Lucca |
| Lucretia | Lukrécie |
| Lucrèce | Titus Lucretius Carus |
| Lucrèce Borgia | Lucrezia Borgia |
| Lucy | Lucie |
| Lucy Liu | Lucy Liu |
| Ludek Pachman | Luděk Pachman |
| Ludiciel | Počítačová hra |
| Ludlow | Ludlow |
| Ludmila | Ludmila |
| Ludmila de Bohême | Svatá Ludmila |
| Ludolph Backhuysen | Ludolf Bakhuysen |
| Ludolph van Ceulen | Ludolph van Ceulen |
| Ludovic | Ludvík |
| Ludovica de Bavière | Ludovika Bavorská |
| Ludovico Ariosto | Ludovico Ariosto |
| Ludvík Svoboda | Ludvík Svoboda |
| Ludwig Beck | Ludwig Beck |
| Ludwig Boltzmann | Ludwig Boltzmann |
| Ludwig Börne | Ludwig Börne |
| Ludwig Erhard | Ludwig Erhard |
| Ludwig Feuerbach | Ludwig Feuerbach |
| Ludwig Mies van der Rohe | Ludwig Mies van der Rohe |
| Ludwig Quidde | Ludwig Quidde |
| Ludwig van Beethoven | Ludwig van Beethoven |
| Ludwig von Köchel | Ludwig von Köchel |
| Ludwig von Mises | Ludwig von Mises |
| Ludwig Wittgenstein | Ludwig Wittgenstein |
| Ludwigsbourg | Ludwigsburg |
| Ludwigsburg | Ludwigsburg |
| Ludwik Dorn | Ludwik Dorn |
| Ludwik Fleck | Ludwig Fleck |
| Ludwik Lejzer Zamenhof | Ludvík Lazar Zamenhof |
| luette | čípek |
| Lufthansa | Lufthansa |
| Luftwaffe | Luftwaffe |
| Lug | Lugh |
| Lugalbanda | Lugalbanda |
| Lugano | Luganské jezero |
| Lugdunum | Lugdunum |
| lugubre | temný |
| Luigi Cherubini | Luigi Cherubini |
| Luigi Comencini | Luigi Comencini |
| Luigi Galvani | Luigi Galvani |
| Luigi Luccheni | Luigi Lucheni |
| Luigi Pirandello | Luigi Pirandello |
| Luis Anderson | Anderson Luís De Abreu Oliveira |
| Luis Buñuel | Luis Buñuel |
| Luis Carrero Blanco | Luis Carrero Blanco |
| Luis Ramírez Lucena | Luis Ramirez de Lucena |
| Luis Royo | Luis Royo |
| Luis Váez de Torres | Luis Váez de Torres |
| Luis Walter Alvarez | Luis Walter Alvarez |
| luisant | světlý |
| Luitzen Egbertus Jan Brouwer | Luitzen Egbertus Jan Brouwer |
| Lukas von Hildebrandt | Johann Lukas von Hildebrandt |
| Luke | Lukáš |
| Luke Kibet | Luke Kibet |
| Luke Skywalker | Luke Skywalker |
| Lukáš Pešek | Lukáš Pešek |
| Luleå | Luleå |
| Lulonga | Lulonga |
| Lulu | Louise |
| Lumbinî | Lumbiní |
| Lumen | Lumen |
| Lumen Gentium | Lumen gentium |
| Lumiere | Světlo |
| Luminescence | Luminiscence |
| Luminescence chimique | Chemoluminiscence |
| Luminosite | Zářivý výkon |
| luminosité | zářivost |
| lumière | světlo |
