Luc's name day is celebrated on October 18th in France.
Luc is a concise and sophisticated name with Latin roots, meaning 'light'. It’s predominantly masculine, enjoying significant popularity in French-speaking countries and gaining traction in the US. Historically, it evolved from longer Roman names like Lucius, carrying connotations of illumination and clarity. The name’s mood is one of quiet strength and understated elegance, suggesting a thoughtful and perceptive personality. It’s a versatile name that feels both modern and timeless, appealing to parents seeking a classic yet unique choice.
| Country | Day | Month | Names |
 Croatia | 7 | January | Rajmund, Lucijan, Zorislav |
 Poland | 7 | January | Chociesław, Izydor, Julian, Lucjan, Walenty |
 Spain | 7 | January | Amadeo, Raimundo, Aquiles, Luciano |
 France | 8 | January | Lucien |
| Poland | 8 | February | Gniewomir, Gniewosz, Honorat, Jan, Ksenofont, Lucjusz, Paweł, Piotr, Salomon, Sebastian, Żaklina |
| Spain | 8 | February | Jerónimo, Lucio, Elisanda |
| Poland | 11 | February | Adolf, Adolfa, Adolfina, Alf, Bernadetta, Dezydery, Eufrozyna, Łazarz, Lucjan, Maria, Olgierd, Świętomira |
| France | 16 | February | Julienne, Lucile, Onésime |
| Spain | 18 | February | Lucio, Simeón |
| Poland | 24 | February | Bogurad, Bogusz, Boguta, Bohusz, Lucjusz, Maciej, Piotr |
| Poland | 3 | March | Asteriusz, Hieronim, Kunegunda, Lucjola, Maryna, Wierzchosława |
| Poland | 4 | March | Adrian, Adrianna, Arkadiusz, Arkady, Eugeniusz, Kazimierz, Lew, Łucja, Lucja, Lucjusz, Wacław, Wacława |
 Italy | 5 | March | Lucio I |
 Austria | 25 | March | Judith, Lucia |
| Poland | 25 | March | Dyzma, Ireneusz, Lucja, Łucja, Lutomysł, Maria, Mariola, Wieńczysław |
 Latvia | 6 | May | Didrikis, Didzis, Gaidis, Lucijs |
| Italy | 9 | May | Luca |
 Denmark | 27 | May | Lucian |
| Poland | 27 | May | Beda, Izydor, Jan, Juliusz, Lucjan, Magdalena, Radowit |
 Romania | 3 | June | Claudie, Dionisie, Ipatie, Luchilian, Paul |
| Spain | 3 | June | Oliva, Kevin, Cecilio, Davino, Clotilde, Luciniano |
| Romania | 11 | June | Luca, Pavel, Petru, Vartolomeu |
| Poland | 13 | June | Antoni, Chociemir, Herman, Lucjan, Maria Magdalena, Tobiasz |
| Poland | 25 | June | Albrecht, Eulogiusz, Łucja, Lucja, Tolisława, Wilhelm |
| Denmark | 30 | June | Lucina |
| Poland | 30 | June | Alpinian, Ciechosława, Cyryl, Emilia, Lucyna, Marcjal |
| Poland | 6 | July | Agrypina, Chociebor, Dominik, Dominika, Goar, Gotard, Lucja, Łucja, Niegosław |
| Poland | 9 | July | Anatolia, Heloiza, Hieronim, Łucja, Lucja, Ludwika, Lukrecja, Mikołaj, Patrycjusz, Weronika, Wszebąd, Zenon, Zenona |
| Poland | 29 | July | Beatrice, Beatrycze, Beatryks, Cierpisław, Faustyn, Konstantyn, Lucylla, Maria, Marta, Olaf, Serafina, Urban |
 USA | 6 | August | Adriel, Araceli, Falco, Falcon, Itzel, Lucia, Lucille, Lucine, Lucy, Luz |
| Spain | 12 | September | Dulce, María de Lluc |
| Poland | 16 | September | Antym, Cyprian, Edda, Edyta, Eufemia, Eugenia, Franciszek, Jakobina, Kamila, Kornel, Lucja, Łucja, Sebastiana, Sędzisław, Wiktor, Wiktoriusz |
| Romania | 15 | October | Luchian |
 Ukraine | 15 | October | Lucian |
| Poland | 17 | October | Lucyna, Małgorzata, Marian, Sulisława, Wiktor, Wiktoriusz |
| Denmark | 18 | October | Lucas |
 Greece | 18 | October | Loskas, Lucas, Luke |
| Italy | 18 | October | Luca |
| Romania | 18 | October | Luca |
| Spain | 18 | October | Lucas |
| USA | 18 | October | Blaine, Blair, Blane, Luca, Lucas, Lukas, Luke, Wynn, Wynton |
| Poland | 26 | October | Dymitriusz, Ewaryst, Eweryst, Łucjan, Lucyna, Ludmiła, Lutosław |
| Italy | 31 | October | Lucilla |
| Poland | 31 | October | Alfons, Alfonsyna, Antoni, Antonina, August, Augusta, Godzimir, Godzisz, Lucylla, Łukasz, Saturnin, Saturnina, Urban, Wolfgang |
| Spain | 20 | November | Félix, Lucrecia, Ocatavio |
| USA | 23 | November | Clem, Clemence, Clement, Clementina, Clementine, Crecia, Lucrecia |
| Austria | 2 | December | Bibiana, Jan, Lucius |
| Croatia | 3 | December | Franjo, Klaudije, Lucije |
| Poland | 3 | December | Franciszek, Kasjan, Ksawery, Lucjusz, Unimir |
| Romania | 11 | December | Daniil, Luca |
| Croatia | 12 | December | Lucija, Jasna, Svjetlana |
| Austria | 13 | December | Jodok, Lucia, Odilia |
 Czechia | 13 | December | Lucie |
| Denmark | 13 | December | Lucia |
 Estonia | 13 | December | Lucia, Hele, Ele, Ere, Loviise, Luise, Viise |
| France | 13 | December | Jocelyn, Lucie |
 Germany | 13 | December | Lucia |
| Greece | 13 | December | Eustratios, Stratos, Lukia, Lucy, Aris |
 Hungary | 13 | December | Luca, Otília |
| Italy | 13 | December | Lucia |
| Latvia | 13 | December | Lucija, Veldze |
 Norway | 13 | December | Lucia, Lydia |
| Poland | 13 | December | Łucja, Lucja, Otylia, Włodzisława |
 Slovakia | 13 | December | Lucia |
| Spain | 13 | December | Lucía |
 Sweden | 13 | December | Lucia |
| Ukraine | 13 | December | Louise, Lukia, Lucia |