| South Johnston High School | |
| Streetaddress: | 10381 U.S. 301 |
| City: | Four Oaks, North Carolina |
| Zipcode: | 27524 |
| Country: | United States |
| Ceeb: | 340320 |
| Principal: | William Weaver |
| Faculty: | 75.72 (FTE) |
| Ratio: | 17.10 |
| Grades: | 9–12 |
| Enrollment: | 1,295 (2019-20)[1] |
| Mascot: | Trojan |
| Feeder Schools: | Benson Middle, Four Oaks Middle, Meadow School |
| Other Name: | “South” |
| Colors: | Green and Vegas gold |
| Pushpin Map: | North Carolina#USA |
South Johnston High School (also referred to as "South") is a high school for grades 9–12 located in Four Oaks, North Carolina, near Benson. The school was built in 1969 in order to integrate the area's "all-white" and "all-black" schools. The principal is William Weaver, one of the former assistant principals at the school.
The school is located in the Southern portion of Johnston County. Middle schools that feed into South Johnston include Benson Middle School, Four Oaks Middle School, and Meadow School (K–8).
The school mascot of South Johnston is the Trojan, and the school colors are green and Vegas gold.[2]
SJHS offers a variety of sports which includes: volleyball, American football, cross country, wrestling, boys' and girls' tennis, boys' and girls' swimming, softball, baseball, boys' and girls' soccer, golf, boys' and girls' indoor & outdoor track, cheerleading, and boys' and girls' basketball. The boys' soccer team has been conference champions in three consecutive occasions (2009–2011). In 2009, the football team were state runner-ups.