What is "ilar"

Ilar is the Welsh and Croatian form of the masculine given name Hilary. It may refer to:

• Saint Ilar (6th century), an alleged Welsh martyr
• Saint Hilary (4th century), bishop of Poitiers in France, in Welsh sources
• Saint Hilarion (4th century), an Egyptian monk, in Croatian sources
• Ilar, a hundred of Cardiganshire named for Llanilar