Shigeki (written: 茂樹, 茂喜, 茂輝, 繁樹, 重喜 or 成樹) is a masculine Japanese given name. Notable people with the name include:

, Japanese baseball player , Japanese model and actor , Japanese footballer , Japanese golfer , Japanese modern pentathlete , Japanese businessman and politician , Japanese video game designer , Japanese educator and writer , Japanese mixed martial artist , Japanese politician , better known as Dick Togo, Japanese professional wrestler Shigeki Toyoshima (born 1971), Japanese high jumper , Japanese footballer , Japanese baseball player , Japanese Paralympic athlete

Fictional characters , character in the manga series Magical Girl Pretty Sammy , character in the anime series Whistle!