Cyren (surname)

Cyren or Cyrén is a Swedish surname. Notable people with the name includes:

• Karin Cyrén [sv] (born 1984), Swedish illustrator and author
• Gunnar Cyren [it; sv] (1931–2013), Swedish designer
• Marten Cyren [sv] (born 1958), Swedish designer
• Otto Cyrén [sv] (1878–1946), Swedish chemical engineer