Shigeo (written: 茂雄, 茂生, 茂男, 茂夫, 成雄, 成男, 重雄, 重男, 重夫, 繁雄, 繁男, 晟郎, 殖生 or 滋雄) is a masculine Japanese given name. Notable people with the name include:
Shigeo Anzai (安斎 重男) (born 1939), Japanese photographer
Shigeo Arai (新井 茂雄) (1916–1944), Japanese swimmer
Shigeo Fukuda (福田 繁雄) (1932–2009), Japanese sculptor and graphic designer
Shigeo Fukushima (福島 滋雄) (born 1943), Japanese swimmer
Shigeo Gochō (牛腸 茂雄) (1946–1983), Japanese photographer
Shigeo Hayashi (林 重男) (1918–2002), Japanese photographer
Shigeo Hirose (広瀬 茂男) (born 1947), Japanese inventor and academic
Shigeo Itoh (伊藤 繁雄) (born 1945), Japanese table tennis player
Shigeo Iwatani (岩谷 滋雄), Japanese diplomat
Shigeo Kishibe (岸辺 成雄) (1912–2005), Japanese musicologist
Shigeo Kitamura (北村 茂男) (born 1945), Japanese politician
Shigeo Kobayashi (小林 成男) (born 1970), Japanese actor
Shigeo Kurata (倉田 重夫), Japanese botanist
Shigeo Maruyama (丸山 茂雄) (born 1941), Japanese businessman
Matsunobori Shigeo (松登 晟郎) (1924-1986), Japanese sumo wrestler
Shigeo Mito (水戸 茂雄), Japanese lutenist
Shigeo Nagashima (長嶋 茂雄) (born 1936), Japanese baseball player and manager
Shigeo Nakagawa (中川 重雄) (born 1910), Japanese swimmer
Shigeo Nakajima (中島 成雄) (born 1954), Japanese boxer
Shigeo Nakata (中田 茂男) (born 1945), Japanese sport wrestler
Shigeo Ogata (緒方 茂生) (born 1968), Japanese footballer
Shigeo Okumura (奥村 茂雄) (born 1972), Japanese professional wrestler
Shigeo Omae (大前 繁雄) (born 1942), Japanese politician
Shigeo Onoue (born 1976), Japanese footballer
Shigeo Sasaki (1912–1987), Japanese mathematician
Shigeo Satomura (里村 茂夫) (1919–1960), Japanese physicist
Shigeo Sawairi (沢入 重雄) (born 1963), Japanese footballer and manager
Shigeo Shingo (新郷 重夫) (1909–1990), Japanese engineer
Shigeo Sugimoto (杉本 茂雄) (1926–2002), Japanese footballer
Shigeo Sugiura (杉浦 重雄) (1917–1988), Japanese swimmer
Shigeo Takaya (高谷 茂男) (born 1937), Japanese mayor
Shigeo Takii (滝井 繁男) (born 1936), Japanese judge
Shigeo Tamaru, Japanese musician
Shigeo Tokuda (徳田 重男) (born 1934), Japanese AV actor
Shigeo Yaegashi (八重樫 茂生) (1933–2011), Japanese footballer and manager
Shigeo Yanagida (柳田 殖生) (born 1982), Japanese baseball player