| EQUIVALENTS |
| ANCIENT GREEK: Markos |
| ANCIENT ROMAN: Marcus, Marius, Martinus |
| BASQUE: Marko, Mattin |
| BIBLICAL GREEK: Markos |
| BIBLICAL LATIN: Marcus |
| BIBLICAL: Mark |
| BULGARIAN: Marko, Martin |
| CATALAN: Marc, Martí |
| CORNISH: Margh |
| CROATIAN: Marijo, Mario, Marko, Martin |
| CZECH: Marek, Martin |
| DANISH: Marcus, Marius, Mark, Markus, Martin, Morten |
| DUTCH: Maarten, Marco, Marius, Mark, Marten, Martijn, Martinus |
| ENGLISH: Marcus, Mark, Martin |
| FINNISH: Markku, Marko, Markus, Martin, Martti |
| FRENCH: Marc, Marius, Martin |
| GERMAN: Marco, Marius, Markus, Martin, Merten |
| GREEK: Marios, Markos |
| HAWAIIAN: Maleko |
| HUNGARIAN: Márk, Martin, Márton |
| IRISH: Máirtín, Marcas |
| ITALIAN: Marco, Mario, Martino |
| LATVIAN: Markuss |
| LITHUANIAN: Marijus, Martynas |
| MACEDONIAN: Marko, Martin |
| NORWEGIAN: Marcus, Marius, Mark, Markus, Martin, Morten |
| POLISH: Marcin, Marek, Mariusz |
| PORTUGUESE: Marco, Marcos, Mário, Martim, Martinho |
| ROMANIAN: Marius, Martin |
| RUSSIAN: Mark, Martin |
| SCOTTISH: Marcas |
| SERBIAN: Marko |
| SLOVAK: Marek, Martin |
| SLOVENE: Marko, Martin |
| SPANISH: Marco, Marcos, Mario, Martín |
| SWEDISH: Marcus, Mark, Markus, Mårten, Martin |
| UKRAINIAN: Marko, Martyn |
| WELSH: Marc, Martyn |
|
| DIMINUTIVES AND SHORT FORMS |
| BASQUE: Matxin |
| CROATIAN: Tin |
| DUTCH: Tijn |
| ENGLISH: Martie, Marty |
| ITALIAN: Tino |
| PORTUGUESE: Marinho, Marquinhos |
| SLOVENE: Tine, Tinek |
|
| FEMININE FORMS |
| ANCIENT ROMAN: Martina |
| CATALAN: Martina |
| CROATIAN: Ina, Martina, Tina |
| CZECH: Martina |
| DUTCH: Ina, Maartje, Martina, Martine, Tina, Tineke |
| ENGLISH: Ina, Martie, Martina, Tina |
| FRENCH: Martine |
| GERMAN: Ina, Martina |
| ITALIAN: Martina, Tina |
| LIMBURGISH: Ina |
| NORWEGIAN: Martine |
| POLISH: Martyna |
| SLOVAK: Martina |
| SLOVENE: Martina, Tina |
| SPANISH: Martina |
| SWEDISH: Ina, Martina |
|
| OTHER FORMS |
| ANCIENT ROMAN: Marcella, Marcellina, Marcellinus, Marcellus, Marcia, Marciana, Marcianus, Marcius, Mariana, Marianus, Marina, Marinus |
| BASQUE: Martzel |
| BULGARIAN: Marin, Marina |
| CATALAN: Marcel |
| CROATIAN: Marijan, Marijana, Marin, Marina, Marinela, Marinka, Marinko, Marjan, Marjana |
| CZECH: Marcel, Marcela, Marián, Marian |
| DANISH: Maren, Marina, Marna |
| DUTCH: Ceel, Marcel, Marcellus, Marijn, Marina, Marinus, Rien, Rina, Rini, Rinus, Riny |
| ENGLISH: Marcelyn, Marci, Marcia, Marcie, Marcy, Marina, Marni, Marnie, Marsha, Salena, Salina, Selina |
| FRENCH: Céline, Marcel, Marceline, Marcelle, Marcellette, Marcellin, Marcelline, Marin, Marine |
| GEORGIAN: Marina, Marine |
| GERMAN: Ina, Marcel, Marcell, Marcella, Marcellus, Marina, Marzell, Zella |
| GREEK: Marina, Marinos |
| HUNGARIAN: Marcell, Marián, Marianna |
| ITALIAN: Celino, Marcella, Marcellino, Marcello, Marciano, Mariano, Marina, Marinella, Marino, Marzia, Marzio, Rina |
| LITHUANIAN: Marijona |
| MACEDONIAN: Marijana, Marin, Marina, Marjan |
| NORWEGIAN: Maren, Marina |
| POLISH: Celina, Marcel, Marcela, Marceli, Marcelina, Marian, Marianna, Marzanna |
| PORTUGUESE (BRAZILIAN): Marciana, Marciane |
| PORTUGUESE: Marcelinho, Marcelino, Marcelo, Márcia, Marciano, Márcio, Mariana, Mariano, Marina |
| ROMANIAN: Marcel, Marcela, Marian, Marin, Marina |
| RUSSIAN: Marina |
| SCOTTISH: Marsaili |
| SERBIAN: Marijana, Marin, Marina, Marinko, Marjan |
| SLOVAK: Marcel, Marián |
| SLOVENE: Marijan, Marijana, Marina, Marinka, Marjan, Marjana |
| SPANISH: Celino, Marcela, Marcelino, Marcelo, Marcia, Marciano, Marcio, Mariana, Marianita, Mariano, Marina, Marino |
| SWEDISH: Marina |
| UKRAINIAN: Marina |
| WELSH: Meirion, Meiriona, Merrion |
|