Machnes is a surname. Notable people with the surname include:

• Arie Machnes (born 1921), Israeli footballer
• Gad Machnes (born 1956), Israeli footballer and manager
• Gad Machnes (politician) (1893–1954), Israeli politician
• Oded Machnes (born 1956), Israeli footballer and manager

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• 3803-3810
• (38084) 1999 HB12
• 380 AEW
• 380 (disambiguation)
• (380) Fiducia
• 380 kV-crossing Berlin
• 380kV-Ems-Overhead Powerline Crossing
• 380 mm/45 Modèle 1935 gun
• 380 mm Model 1935 naval gun
• 380 (number)
• 380th AEW
• 380th Bombardment Group
• 380th Bomb Group
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• (381) Myrrha
• 381 (number)
• 381st Training Group
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• 3820s
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• (382) Dodona