Lauren's name day is observed on August 10 in the United States.
Lauren is a distinctly feminine name that became immensely popular in the United States, especially from the 1970s through the 1990s. This name traces its linguistic roots back to the Latin name Laurentius, associated with the ancient Roman city of Laurentum. Projecting a mood of refined elegance and approachable sophistication, Lauren is considered both classic and enduringly stylish. While historically linked to a masculine counterpart, it is now almost exclusively used for females globally. Its widespread history of usage cemented its place as a strong, reliable, and graceful choice among parents.
| Country | Day | Month | Names |
 Poland | 3 | February | Błażej, Hipolit, Hipolita, Laurencjusz, Maksym, Oskar, Stefan, Telimena, Uniemysł, Wawrzyniec |
| Poland | 12 | February | Aleksy, Benedykt, Eulalia, Julian, Laurenty, Modest, Nora, Radzim, Trzebisława |
| Poland | 3 | June | Cecyliusz, Ferdynand, Klotylda, Konstantyn, Laurencjusz, Laurentyn, Laurentyna, Leszek, Paula, Tamara, Wawrzyniec |
| Poland | 6 | June | Benignus, Dominika, Klaudiusz, Laurenty, Norbert, Norberta, Paulina, Symeon, Więcerad |
 Austria | 21 | July | Daniel, Daniela, Julia, Laurentius |
| Poland | 22 | July | Albin, Bolesława, Bolisława, Laurencjusz, Maria Magdalena, Milenia, Pankracy, Wawrzyniec, Więcemiła |
| Poland | 27 | July | Alfons, Alfonsyna, Aureli, Julia, Laurenty, Lilla, Marta, Natalia, Natalis, Pantaleon, Rudolf, Rudolfa, Rudolfina, Wszebor |
| Austria | 10 | August | Astrid, Laurenz, Lars |
 Denmark | 10 | August | Laurentius |
 France | 10 | August | Laurent |
| Poland | 10 | August | Asteria, Bernard, Bogdan, Borys, Filomena, Laurencjusz, Prochor, Wawrzyniec, Wierzchosław |
| Poland | 23 | August | Apolinary, Benicjusz, Filip, Laurenty, Sulirad, Walerian, Waleriana, Zacheusz |
| Poland | 5 | September | Dorota, Herakles, Herkulan, Herkules, Justyna, Laurencjusz, Stronisława, Wawrzyniec |
| Poland | 21 | September | Bożeciech, Bożydar, Hipolit, Hipolita, Ifigenia, Jonasz, Laurenty, Mateusz, Mira |
| Poland | 28 | September | Jan, Laurencjusz, Luba, Lubosza, Marek, Nikita, Salomon, Sylwin, Wacław, Wacława, Wawrzyniec, Więcesław |
| Poland | 8 | October | Artemon, Bryda, Brygida, Demetriusz, Laurencja, Marcin, Pelagia, Pelagiusz, Symeon, Wojsława |
| Poland | 14 | November | Aga, Agata, Damian, Elżbieta, Emil, Emiliusz, Jozafat, Józef, Judyta, Kosma, Laurenty, Lewin, Ścibor, Ścibora, Serafin, Wszerad |
| Poland | 18 | December | Bogusław, Gracjan, Gracjana, Laurencja, Wilibald, Wszemir |
USA