Yilan

Yilan may refer to:

China

• Yilan County, Heilongjiang (依兰县), county of central Heilongjiang province, People's Republic of China
• Yilan Town, Heilongjiang (依兰镇), seat of Yilan County
• Yilan, Jilin (依兰镇), town in Yanji

Taiwan

• Yilan County, Taiwan (宜蘭縣), county in northeastern Taiwan
• Yilan County Constituency, a constituency in the Legislative Yuan since 2008
• Yilan County Council
• Yilan City (宜蘭市), seat of Yilan County
• Yilan River (宜蘭河), river flowing through Yilan County

Turkey

• Yılankale, crusader castle
• Yılan Island, Mediterranean island in Turkey