Robert Dale "Bob" Orton (July 21, 1929 – July 16, 2006) was an American professional wrestler.
The patriarch of the Orton wrestling family, his two sons (Bob Jr. and Barry) and grandson (Randy) have all wrestled professionally. To distinguish between him and his son, he is also known as Bob Orton Sr.
- American Wrestling Association Midwest Heavyweight Championship
- American Wrestling Association Midwest Tag Team Championship
- American Wrestling Association Nebraska Heavyweight Championship
- NWA Central States Heavyweight Championship
- NWA North American Tag Team Championship (Central States version)
- NWA United States Heavyweight Championship (Central States version)
- Championship Wrestling from Florida - NWA Florida Tag Team Championship
- Championship Wrestling from Florida - NWA Southern Heavyweight Championship (Florida version)
- Championship Wrestling from Florida - NWA World Tag Team Championship (Florida version)
- Mid-South Sports - NWA Southern Heavyweight Championship (Georgia version)
- NWA Big Time Wrestling - NWA Texas Tag Team Championship
- Mid-South Sports - NWA Texas Tag Team Championship
- NWA Western States Sports - NWA Southwest Heavyweight Championship
- St. Louis Wrestling Club - NWA Missouri Heavyweight Championship
- Worldwide Wrestling Associates - NWA International Television Tag Team Championship