Hatoyama (written: 鳩山, lit. dove mountain) may refer to:
People with the surname
Hatoyama family, a prominent Japanese political family
Kazuo Hatoyama (1856–1911), academic and politician
Haruko Hatoyama (1861–1938), educator and political matriarch
Ichirō Hatoyama (1883–1959), politician and Prime Minister of Japan
Hideo Hatoyama (1884–1946), Japanese jurist
Kaoru Hatoyama (1888–1982), educator, administrator, and wife of Prime Minister Ichirō Hatoyama Iichirō Hatoyama (1918–1993), politician and diplomat Yasuko Hatoyama (1922–2013), wife of Iichirō, and mother of Kazuko, Yukio and Kunio Yukio Hatoyama (born 1947), politician and Prime Minister of Japan Kunio Hatoyama (1948–2016), politician Emily Hatoyama (born 1955), Japanese actor and model