| Hayne, Kansas | |
| Settlement Type: | Unincorporated community |
| Image Map1: | Map of Seward Co, Ks, USA.png |
| Map Caption1: | KDOT map of Seward County (legend) |
| Coordinates: | 37.1006°N -100.8041°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Seward |
| Subdivision Type3: | Township |
| Established Title: | Founded |
| Established Title1: | Platted |
| Unit Pref: | Imperial |
| Elevation Ft: | 2772 |
| Population Density Sq Mi: | auto |
| Population Density Km2: | auto |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP code |
| Area Code Type: | Area code |
| Blank Name: | FIPS code |
| Blank Info: | 20-31050 |
| Blank1 Name: | GNIS ID |
| Blank1 Info: | 484536 |
Hayne is an unincorporated community in Seward County, Kansas, United States. It is located northeast of Liberal along U.S. Route 54 highway.
A post office was opened in Hayne in 1908, and remained in operation until it was discontinued in 1925.[1]
The community is served by Southwestern Heights USD 483 public school district. Its high school, Southwestern Heights, is located between Kismet and Plains along U.S. Route 54 highway.