Asano Munetsune (September 27, 1717 – January 2, 1788) was a Japanese daimyō of period, who ruled the Hiroshima Domain. His childhood name was Senjirō (仙次郎) later Iwamatsu (岩松).
Family
- Father: Asano Yoshinaga (Lord of Hiroshima)
- Mother: Maeda Ushihime, daughter of Maeda Tsunanori, 4th Daimyo of Kaga Domain
- Wife: Maeda Kiyohime, daughter of Maeda Yoshinori, 5th Daimyo of Kaga Domain
- Concubine: Izumi no Kata
- Children:
- Asano Shigeakira by Izumi no Kata
- Mizuno Tadakane (1744–1818) of Karatsu Domain
- Asano Nagakazu (1745–1808)
- Asano Nagatsumi
- daughter married Matsudaira Sadakatsu of Iyo-Matsuyama Domain later married Matsudaira Suketsugu of Miyazu Domain