| Argo Semeru | |
| Type: | Inter-city rail |
| Status: | Operational |
| Operator: | Kereta Api Indonesia |
| Stops: | Look below |
| Distance: | 821 km |
| Journeytime: | 10 hours and 32 minutes |
| Frequency: | Daily each way |
| Trainnumber: | 17-18 |
| Class: | Executive and Sleeper carriages |
| Seating: | Recline-able and rotatable seating in 2-2 configuration (only executive class) |
| Catering: | On-board cafe and trolley service |
| Stock: | CC206 |
| Gauge: | 1,067 mm |
| Speed: | 80km/h to 120km/h |
Argo Semeru () is an executive and sleeper carriage class train that operated by PT Kereta Api Indonesia in Java with the route Gambir Station (GMR)–Surabaya Gubeng Station (SGU) and vice versa (via –).[1] The train covers 821km (510miles) in 10 hours and 32 minutes.[2]
The Argo Semeru train was launched on June 1 2023, to coincide with the implementation of the 2023 train travel chart (Gapeka 2023). Unlike the Bima train which is served on an evening schedule, the Argo Semeru train serves on a morning schedule.
The word "Argo" (Javanese of "mountain") is a brand name of superior executive train services by PT KAI. The word of "Semeru" is taken from Mount Semeru, the highest mountain peak in Java island.