Niels Hansen

• Niels Hansen , German football midfielder
• Niels Hansen , former German ambassador to Israel
• Niels Ebbesen Hansen, Danish horticulturist and botanist
• Niels Flemming Hansen, Danish politician and MF
• Niels [Jacob Hansen], Danish opera singer who sang tenor
• Niels Wal Hansen, Danish Olympic sailor
• Niels [Christian Hansen], Danish portrait and genre painter
• Niels-Jørgen Hansen, Danish darts player
• Niels Peder Hansen, Danish football goalkeeper who played on the Denmark national football team