The AKC recognized the breed in 1904 with the first registered chihuahua Midget (82291) owned by H. Rayner of Texas.                       link  link  link

In 1904 first (5) chihuahuas were registered with AKC.

There were 1 male and 4 females:

MIDGET (82291, male),

BONITA (82292), CHIQUITA (82293),

NELLIE (82294), TINY TINKLE TWINKLE (84626),

owned by H. Rayner of El Paso, Texas .