Dedicated to preserving and celebrating paint horse heritage.

American Tobiano 
& Overo Association
American Tobiano 
& Overo Association
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    • Requirements for Reg.
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  • Home
  • Requirements for Reg.
  • How to Reg your Horse
  • Color Pattern
  • Stallion Service Sale
  • Breeders Legacy
  • Youth Programs
  • ATOA Committee Leaders
  • Becoming a Judge & List
  • Charter Clubs
  • Printable Forms
  • Open Show Awards Program
  • Labs
  • About
  • Contact
  • Frequently Asked Question
  • Shop

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Join the American Tobiano Overo Association - Paint Horse Registry

National & International Registry for American Paint Horse Tobiano and Overo Heritage.

Our Partners

Preserving Heritage, Promoting Excellence.

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Our Purpose

The mission of the American Tobiano Overo Association (ATOA) is to register, protect, and promote Tobiano American Paint Horses through accurate pedigree documentation, performance-focused programs, education, and opportunities that support breeders, owners, competitors, and youth interested in the Tobiano pattern.

A brown and white horse running through a sunlit forest clearing.

ATOA exists to serve the Paint Horse industry by safeguarding the pedigree integrity of the American Paint Horse Tobiano, promoting functional performance horses, educating future leaders, and creating sustainable opportunities for breeders, owners, and competitors of Tobiano American Paint Horses.

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