| USJ 21 | |
| Style: | Rapid KL |
| Style2: | Kelana Jaya |
| Type: | LRT station |
| Other Name: | 轻轨站 USJ 21 (Chinese) யூஎஸ்ஜே 21 (Tamil) |
| Address: | Persiaran Kewajipan USJ21, UEP Subang Jaya 47630, Subang Jaya, Selangor Malaysia |
| Owned: | Prasarana Malaysia |
| Operator: | Rapid Rail |
| Tracks: | 2 |
| Structure: | Elevated |
| Parking: | Available with payment. 694 total parking bays. |
| Opened: | 30 June 2016 |
| Platform: | 2 side platforms |
USJ 21 is a light rapid transit station in USJ 21 of UEP Subang Jaya, Selangor, Malaysia. The station is located near Main Place Mall. The station serves the nearby USJ 17, USJ 18 and USJ 21 neighbourhoods.
It is operated under the Kelana Jaya LRT system network as found in the station signage. Like most other LRT stations operating in Klang Valley, this station is elevated.