21 December | Austria | Hagar, Peter | Croatia | Mihej, Petar | Czechia | Natálie | Denmark | Thomas | Estonia | Tom, Tommi, Toom, Toomas | Finland | Tomi, Tommi, Tuomas, Tuomo | France | Pierre | Greece | Themistokles, Themistoklis | Hungary | Tamás | Italy | Pietro | Latvia | Saulcerīte, Toms | Lithuania | Girenė, Honoratas, Norgaudas, Tomas | Norway | Tom, Tomas | Poland | Balbin, Festus, Honorat, Tomasz, Tomisław | Romania | Iuliana, Temistocle | Slovakia | Bohdan | Spain | Pedro | Sweden | Tomas |
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