Tetsuji as a Baby Name. Meaning and Origin of Tetsuji

What is the meaning of the name Tetsuji ?

The baby name Tetsuji is a Male name , 3 syllables long and is pronounced {'romaji': 'Tetsuji', 'phonetic': 'TEH-tsu-jee', 'IPA': '/tetsɯd͡ʑi/'}.

Tetsuji is Japanese in Origin.

Tetsuji is a Japanese masculine given name formed from tetsu and ji, with meanings that vary by kanji selection. Common choices include 鉄 "iron," 哲 "wise," or 徹 "thorough" for tetsu, combined with 次 "next," 二 "second," 治 "govern," 司 "administer," or 児 "child" for ji. These pairings yield senses such as "iron second," "wise governor," or "thorough administrator," and parents often choose characters to reflect hopes for strength, intellect, or steadfastness.

The name saw steady use in the early to mid-Showa era and remains familiar though less common for boys today. Notable bearers include theatre and film director Tetsuji Takechi (武智鉄二) and actor Tetsuji Tamayama (玉山鉄二), both using the 鉄二 spelling. Romanization varies: Hepburn Tetsuji is standard, while Tetuzi (Kunrei/Nihon-shiki) appears in older texts; Tetsu is a frequent nickname. Variant kanji renderings abound, and the name is overwhelmingly masculine in modern Japanese usage.