Tanglang (Chinese: 堂郎语), or Tholo (autonym: tʰo55 lo33 zɑ33), is a Loloish language spoken by 947 people in 8 villages of southern Tai'an Township 太安乡, Lijiang County, Yunnan, including in Hongmai 红麦 and Shuijing 水井村 villages. Tanglang has been in long-term contact with Bai, and is also in contact with Naxi. The speakers' name for the language is tʰo42 lo42.

Tanglang speakers are referred to by the following names.