| breed | Thoroughbred |
| color / sex / birth date | bay f ., 1984 |
| breeder | USA |
| Sire line | Northern Dancer |
| Dam line | Maid of Masham |
| foaling reference | Ам. |
| Owner | USA |
|
Topsider
(USA)
USA bay, 1974 |
Northern Dancer
(CAN)
bay, 1961 |
Nearctic
(CAN)
d.-bay, 1954 |
|
Natalma
(USA)
bay, 1957 |
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|
Drumtop
(USA)
bay, 1966 |
Round Table
(USA)
bay, 1954 |
|
|
Zonah
(USA)
bay, 1958 |
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|
Obstetrician
(USA)
USA d.-bay, 1973 |
Dr. Fager
(USA)
bay, 1964 |
Rough'n Tumble
(USA)
bay, 1948 |
|
Aspidistra
(USA)
bay, 1954 |
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|
Romanticism
(USA)
bay, 1963 |
Bold Ruler
(USA)
br., 1954 |
|
|
Romanita
(USA)
bay, 1954 |