Helan may refer to:
- Helan County (贺兰县), in Yinchuan, Ningxia, China
- Helan Mountains (贺兰山), in the northwest of China
- Princess Dowager Helan (賀蘭太后, 351-396), princess dowager of Northern Wei in ancient China
- Serge Hélan (born 1964), French triple jumper
- Helan, Liaoyang County (河栏镇), town in Liaoning, China