Nationalliga A may refer to:

• National League A, the top ice hockey league in Switzerland
• Swiss LNA, the top roller hockey league in Switzerland
• Swiss Super League, formerly the Nationalliga A, the top football league in Switzerland
• Nationalliga A (women's football), the top football women's league in Switzerland
• Nationalliga A (American football), the top American football league in Switzerland

• Kazunori Kan
• Kazunori Kubota
• Kazunori Tani
• Kazunori Yokoo
• Kazunori Yokota
• Kazunori Yoshimoto
• Kazun Polski
• Kazuo Dan
• Kazuo (disambiguation)
• Kazuo Echigo
• Kazuo Fujisawa
• Kazuo Fukimori
• Kazuo Hara
• Kazuo Hasegawa
• Kazuo Hashimoto
• Kazuo Hatoyama
• Kazuo Hayashi
• Kazuo Homma
• Kazuo Honma
• Kazuo Imanishi
• Kazuo kadonaga
• Kazuo Kadonaga
• Kazuo Kamimura
• Kazuo Kawasaki
• Kazuo Kiriyema