Olan Bradford "Trey" Cunningham III (born August 26, 1998) is an American hurdler who specializes in the 110 metres hurdles. He was a silver medalist in the 110 metres hurdles event at the 2022 World Athletics Championships after finishing second at the 2022 USA Outdoor Track and Field Championships.

Cunningham won the 110 metres hurdles at the 2022 NCAA Division I Outdoor Track and Field Championships, having run the second fastest time in NCAA history in 13.00 seconds.

He is represented by Ford Models.

Cunningham was raised in rural Winfield, Alabama.

He graduated Winfield City High School in 2017, and later graduated from Florida State University in 2021. He earned a master's in sports management from Florida State University. In his thesis, Cunningham examined the connection between athletes' personalities and burn out.

While he came out as gay publicly in 2024, he first came out to family and friends earlier, when he was 20.