Basilia Greek - Female Feminine form of Basil: Royal. Kingly. Regal. Derived from the same Greek word as the plant name basil. Famous bearer: St Basil the Great was Bishop of Caesarea in the latter half of the 4th century. Rated 4 out of 4 stars ★ ★ ★ ★ Rating: 4.00 (2 votes) Add to favorites