| Country | Day | Month | Names |
 Estonia | 4 | January | Ruth, Rutt |
 Sweden | 4 | January | Rut |
 Lithuania | 5 | February | Agota, Birute, Gaudvinas, Ilona |
| Estonia | 17 | March | Gertrud, Gerda, Kertu, Kert, Kärdi, Kärt, Kerli, Truude, Truuta, Ruuta, Ruta |
| Lithuania | 27 | March | Aleksandras, Alkmenas, Lidija, Ruta |
| Lithuania | 6 | April | Celestinas, Daugirutis, Genardas, Zintaute |
 Latvia | 1 | June | Astrids, Biruta, Junite, Mairita |
| Sweden | 2 | June | Roger, Rutger |
 Spain | 4 | June | Emma, Quirino, Ruth, Saturnina, Noemí, Rut |
| Latvia | 7 | July | Alda, Aline, Elita, Maruta |
| Latvia | 15 | July | Egija, Egmonts, Egons, Ruta |
 Poland | 16 | July | Andrzej, Benedykt, Dziersław, Dzierżysław, Eustachiusz, Eustachy, Faust, Maria Magdalena, Marika, Ostap, Ruta, Stefan |
 Ukraine | 16 | July | Ruth, Valentina, Valia |
| Latvia | 31 | July | Angelika, Renita, Ruta, Sigita |
 Denmark | 8 | August | Ruth |
 Austria | 1 | September | Ägidius, Ruth, Verena |
 USA | 1 | September | Debbie, Deborah, Debra, Edgar, Edgardo, Giles, Josh, Joshua, Josue, Ruth |
 France | 2 | October | Léger, Ruth |
 Norway | 28 | November | Ruben, Rut |
Czechia