Haruo (written: 春雄, 春生, 春男, 春夫, 晴生, 晴男, 晴夫, 暎夫, 治夫 or 治夫) is a masculine Japanese given name. Notable people with the name include:

From Japan , Japanese footballer , Japanese chemist , Japanese film director , Japanese businessman and banker , Japanese singer , Japanese actor , Japanese singer , Japanese novelist , Japanese voice actor , Japanese water polo player , Japanese director , Japanese watchmaker Haruo Takeuchi, Japanese Paralympic athlete , Japanese actor , Japanese photographer , Japanese long-distance runner , Japanese militant , Japanese golfer , Japanese swimmer

From Palau Haruo Remeliik, First President of Palau Haruo Willter, First Minister of Administration of Palau