State Highway 52 is a name for two once-connected highways in Oklahoma. There are no lettered spur routes from either of them.

Southern section

The southern SH-52 is a short, four-mile (6 km) long (6.4 km long) state highway in McIntosh County, Oklahoma

McIntosh County, Oklahoma

McIntosh County is a county located in the U.S. state of Oklahoma. As of 2000, the population was 19,456. Its county seat is Eufaula.-Geography:...

. It connects State Highway 9

State Highway 9 (Oklahoma)

State Highway 9, abbreviated as SH-9, OK-9, or simply Highway 9, is a major east–west highway in the U.S. state of Oklahoma. Spanning across the central part of the state, SH-9 begins at the Texas state line near Madge, Oklahoma, and ends at the Arkansas state line near Fort Smith, Arkansas. State...

 to the town of Hanna

Hanna, Oklahoma

Hanna is a town in McIntosh County, Oklahoma, United States. The population was 133 at the 2000 census.-Geography:Hanna is located at .According to the United States Census Bureau, the town has a total area of , all of it land....

.

Northern section

The northern SH-52 runs for 16½ miles(26½ km) from US-266 northeast of Grayson

Grayson, Oklahoma

Grayson is a town in Okmulgee County, Oklahoma, United States. The population was 134 at the 2000 census.-Geography:Grayson is located at .According to the United States Census Bureau, the town has a total area of , all of it land....

 to SH-16

State Highway 16 (Oklahoma)

State Highway 16 is a state highway in Oklahoma. It runs in an irregular 99.2-mile west-to-east pattern through the northeastern part of the state, running from SH-33 at Drumright to SH-51 at Wagoner...

. Along the way it intersects US-62 near Morris

Morris, Oklahoma

Morris is a city in Okmulgee County, Oklahoma, United States. The townsite was platted in 1904 by L. R. Kershaw, who was an attorney and was also an Immigration Agent for the Frisco Railroad. He named the town after H. E. Morris, a Frisco Railroad executive...

.

Connection between the two sections

At one time, at least as recently as 1972, the two sections of SH-52 were connected by a dirt section running from SH-9 to US-266. This section has since been decommissioned.