Nissan Motor Company Ltd (Japanese: 日産自動車株式会社 Hepburn:Nissan Jidōsha Kabushiki-gaisha^?), usually shortened to Nissan (/ˈniːsɑːn/or UK /ˈnɪsæn/; Japanese: [nisːaɴ]), is a Japanese multinational automobile manufacturer headquartered in Nishi-ku, Yokohama, Japan.

Since 1999, Nissan has been part of the Renault–Nissan Alliance, a partnership between Nissan and French automaker Renault. As of 2013, Renault holds a 43.4% voting stake in Nissan, while Nissan holds a 15% non-voting stake in Renault. Carlos Ghosn serves as CEO of both companies.

Nissan Motor sells its cars under the Nissan, Infiniti, and Datsun brands with in house performance tuning NISMO.