Ashley Roan is 6' 4".
Jasper Roan is 5' 7".
Roan Carneiro is 5' 9".
Roan does not affect a horses height in any way. Roan is simply a coat color modifier. A blue roan is just a black horse with the roan modifier.
Ashley Force Hood is 5'5" tall.
Ashley Schneider is 5'.
Ashley Pardey is 6'.
Ashley Melander is 5'.
Ashley Loyd is 5'.
Ashley Gudzak is 5'.
Ashley Callingbull is 6'.
Ashley is 5'9 (175 cm).
Ashley Almon is 5' 6".