Ruth Nelson may refer to:

• Ruth Nelson (volleyball)
• Ruth Nelson (actress)

• Louisville, Nevada
• Louisville, New Albany and Chicago Railway
• Louisville, New Albany, and Chicago Railway
• Louisville, New Albany and Corydon Railroad
• Louisville, New Albany and Corydon Railway
• Louisville Olmsted Parks Conservancy
• Louisville, Paducah, and Southwestern Railroad
• Louisville, Paducah and Southwestern Railroad
• Louisville parks
• Louisville proper
• Louisville Purge
• Louisville riots of 1968
• Louisville River Frog
• Louisville River Frogs
• Louisville Riverport
• Louisville Riverport Park
• Louisville Science Center
• Louisville-Southern Indiana Bridge Authority
• Louisville Southern Railroad
• Louisville teen sexual assault case
• Louisville Traction Company
• Louisville Underground
• Louisville, USA
• Louisville War Memorial Auditorium
• Louisville Water Tower Park