This is the 423rd most frequent Persian word.
دونالد
The Persian word "دونالد" translates to "Donald" in English, which is a given name.
Here, 'دونالد' is used as a proper noun, referring to a person's name.
دونالد در کتابخانه کتاب میخواند.
Donald is reading a book in the library.
In this sentence, 'دونالد' is used to represent a chosen name for a child, again as a proper noun.
آنها نام فرزندشان را دونالد گذاشتند.
They named their child Donald.
Here, 'دونالد' refers to a significant or referred character/person whose statue is mentioned, still as a proper noun.