Dam of Ayrsmoss (by Ayrshire) through which the maternal line of this branch of the family continues

An exceptionally important broodmare, in addition to her immensely influential five generation progeny detailed below, the best descendants of Rattlewings include Lady Senator (1961 Irish 1000 Guineas), Intermezzo (1969 St Leger), King's Company (1971 Irish 2,000 Guineas), Dara Monarch (1982 Irish 2000 Guineas), Opera House (1993 King George VI and Queen Elizabeth Stakes), Kayf Tara (1997 Irish St Leger, 1998 Ascot Gold Cup), Tarascon (1998 1000 Guineas) and a number of other worldwide classic winners

5th dam of Pharos (1924 Champion Sire, Leading Sire GB & Ireland 1931, Leading Sire France 1939, sire of the great sires Nearco and Pharis); of Fairway (1928 St Leger, Eclipse, Champion Stakes, 1929 Champion Stakes, Champion Sire 1936, 1939, 1943, 1944); and of Fair Isle (1930 1000 Guineas)

Full sister to Galliard (1883 2000 Guineas)