Oline is a feminine name of English origin. It is pronounced as oh-LINE (/oʊˈlaɪn/). Oline is a variation of the name Olena. In terms of popularity, Oline had some presence in the United States during the early 20th century. It appeared sporadically in the data for newborns from 1884 to 1945, with its highest rank being 5th in the years 1907, 1913, and 1914. The name gradually declined in usage after that period. While not as common today, Oline still carries a sense of uniqueness and charm for parents seeking a vintage or classic name for their baby girl.