The name Ewiniar has been used to name five tropical cyclones in the Western Pacific Ocean. The name was submitted by the Federated States of Micronesia and is the name of a Chuukese storm God.
- Typhoon Ewiniar (2000) (T0009, 15W) - did not affect land.
- Typhoon Ewiniar (2006) (T0603, 04W, Ester) - a strong and deadly typhoon that passed over South Korea.
- Severe Tropical Storm Ewiniar (2012) (T1218, 19W) - churned out of the ocean.
- Tropical Storm Ewiniar (2018) (T1804, 05W) – a tropical cyclone that brought prolonged heavy rains to Vietnam and South China.
- Typhoon Ewiniar (2024) (T2401, 01W, Aghon) – a fairly strong typhoon that traversed the central Philippines as a weaker system.