Thaddeus (sadiusu) in Japanese
Thaddeus in Katakana
サディウス
Thaddeus in Romaji
sadiusu
Thaddeus in Hiragana
さでぃうす
The name Thaddeus in Japanese Katakana is サディウス which in romaji is sadiusu. Katakana is the standard translation for names into Japanese, Thaddeus in Japanese Hiragana, the non-standard translation for names into Japanese, is さでぃうす.
How do you write Thaddeus in Japanese Kanji?
The closest sounding kanji name that sounds similar to "Thaddeus" is 茶弟子 (さていし), pronounced sa-te-i-shi. The kanji means "tea apprentice".
The western meaning of the name "Thaddeus" is "courageous heart". The closest matching Kanji name based on this meaning is 膽勇 (danyū). It is pronounced "dan-yū". The Kanji characters mean "courage" and "brave".