| Seko Tengah | |
| Region: | Sulawesi |
| State: | Indonesia |
| Speakers: | 2,500 |
| Date: | 1987 |
| Ref: | e18 |
| Familycolor: | Austronesian |
| Fam2: | Malayo-Polynesian |
| Fam3: | South Sulawesi |
| Fam4: | Seko |
| Iso3: | sko |
| Glotto: | seko1242 |
| Glottorefname: | Seko Tengah |
Seko Tengah is an Austronesian language spoken in the North Luwu Regency of South Sulawesi, Indonesia. Together with Seko Padang, Panasuan and Budong-Budong, it belongs to the Seko branch of the South Sulawesi subgroup.[1]