Hirotsugu
{{Infobox given name
| name = Hirotsugu
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| gender = Male
| meaning = Different meanings depending on the kanji used
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| origin = Japanese
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Hirotsugu or Hirotugu (written: 洋次, 広次 or 弘次) is a masculine Japanese given name. Notable people with the name include:
- {{Nihongo|Hirotugu Akaike|赤池 弘次||1927–2009}}, Japanese statistician
- {{Nihongo|Hirotsugu Fukuhara|福原 広次||born 1945}}, Japanese cyclist
- {{Nihongo|Hirotsugu Nakabayashi|中林 洋次||born 1986}}, Japanese footballer
{{given name}}