APROMPTO c. 1919
VOLTAGE (---) - GALLIA (ARG) , by PEARL RIVER (GB)

APROVADO (BRZ) c. 1998
FAST GOLD (USA) - A PRIMOGENITA (---), by

APTNESS (ARG) f. 1972
CHIO (GB) - APPEAL (ARG), by

AQUA REGIA (GB) f. 1958
GOLDEN CLOUD (GB) - , by

AQUILEGIA (IRE) f. 1973
BOLD LAD (USA) - AQUA REGIA (GB), by GOLDEN CLOUD (GB)

ARABIA (GB) f. 1907
JEDDAH (---) - DREAMLAND (---), by

ARABIA (USA) f. 1977
DAMASCUS (USA) - CHRISTMAS WIND (CAN), by NEARCTIC (CAN)

ARABIAN NIGHT II (BRZ) c. 0000
PERSIAN GULF (BRZ) - FAERIE LORE (---), by

ARACELIA f. 2005
DODGE (USA) - LACCIARELLA (BRZ), by CLACKSON (BRZ)

ARACHNE (USA) f. 1967
INTENTIONALLY (USA) - MOLECOMB PEAK (GB), by NEARCO (ITY)