Combination of Mary (bitter/beloved) and Louise (famous warrior)
Marilu is a portmanteau name combining the classic Hebrew name Mary with the Germanic Louise. While Mary's etymology is debated, often meaning 'bitter' or 'beloved', Louise brings the meaning of 'renowned warrior'. It gained popularity in the mid-20th century as a spirited double-barreled choice.
About 16 girls were named Marilu in 2025.
US births per 5-year period, 1990–present (SSA data).
American actress known for the sitcom Taxi
Prominent Brazilian actress
