穆尼 transliterates English 'Mooney' or 'Muni'. The most prominent bearer is Paul Muni (
保罗·
穆尼, 1895–1967), Polish-American actor who won the 1937 Oscar for Best Actor in 《
左拉传》 (The Life of Emile Zola).
穆 'Mu-' is the Chinese standby for English 'Moo-/Mu-' beginnings (Moody
穆迪, Mubarak
穆巴拉克, Murphy
墨菲 — though
墨 also covers Mu- in Murphy).
尼 maps the '-ney/-ni' final.