List of storms named Chanchu

The name Chanchu (Cantonese: 珍珠, [t͡sɐn˥ t͡syː˥]) was used to name two tropical cyclones in the western North Pacific basin. The name was submitted by Macao and means pearl in Cantonese.

• Tropical Storm Chanchu (2000), (T0007, 12W) – formed from the remnants of Tropical Storm Upana.
• Typhoon Chanchu (2006), (T0601, 02W, Caloy) – a rare Category 4 typhoon during May in the South China Sea that initially traversed the Philippines and then made landfall in Guangdong, China.

The name Chanchu was retired after the 2006 Pacific typhoon season and was replaced by Sanba.