Diana: Name day
Name Day List: Diana
| Country | Day | Month | Names |
 Czechia | 4 | January | Diana |
 Sweden | 29 | January | Diana |
 Latvia | 24 | February | Diana, Dina, Dins, Gatins, Gatis, Kurbads |
 Spain | 9 | June | Blanca, Primo, Feliciano, Diana, Efraín |
 USA | 9 | June | Cole, Coleman, Colman, Dean, Deana, Deanna, Dee, Dena, Diana, Diane, Dianna, Dianne, Dyane, Prima, Primavera |
 Austria | 10 | June | Bardo, Diana, Heinrich, Heinz |
 Slovakia | 1 | July | Diana |
 Lithuania | 13 | August | Diana, Gilvile, Ipolitas, Naglis |
 Poland | 13 | August | Diana, Dianna, Gertruda, Helena, Hipolit, Hipolita, Jan, Kasjan, Radomiła, Wojbor |
 Estonia | 23 | September | Tekla, Diana, Dolores |
 Greece | 20 | October | Artemios, Gerasimos, Diana, Kerasia |
 Norway | 30 | December | David, Diana, Dina |
Name Day List - similar names (Diana)
Italy 
Hungary