Mamoru is a male name with Japanese origin. It is pronounced as mah-moh-roo (/maˈmoːru/). In Hawaii, Mamoru has been given to newborn boys since at least 1916, with its popularity fluctuating over the years. It reached its peak in 1924 when it ranked 68th for baby boys born that year. The name Mamoru is associated with qualities such as protection and safety, making it a meaningful choice for parents who want their child to have strong and caring characteristics.
| Mamoru Miyano is an award-winning Japanese actor and singer best known for voicing Light Yagami in Death Note. |
| Mamoru Hosoda is a Japanese filmmaker and animator known for The Girl Who Leapt Through Time, Summer Wars and the Oscar-nominated Mirai. |
| Mamoru Ozaki was a Japanese bureaucrat. |