Line 7 of the Suzhou Metro is north-south rapid transit line in Suzhou. Construction started on December 25, 2019. Changlou - Hongzhuang section started operation on December 1, 2024, but the operation of Moyang - Changlou section is postponed due to the construction of Suzhou North railway station.
The section between Hongzhuang and Muli stations was previously operated as branch line of Line 4. The combined line will be 40.6 km long. In addition, a 4-station, 7.11 km northern extension from Moyang to Chunqiu Road started construction in May 2022, for an opening in 2026.
It has Tian'edang Yard () in use.