Fillies' Mile was created in 1973.
Minnesota Fillies was created in 1978.
Chartwell Fillies' Stakes was created in 1994.
Fillies' Sprint Stakes was created in 2002.
Portland Fighting Fillies was created in 2010.
Breeders' Cup Juvenile Fillies was created in 1984.
Denny Cordell Fillies Stakes was created in 1996.
Breeders' Cup Juvenile Fillies Turf was created in 2008.
Kentucky Cup Juvenile Fillies Stakes was created in 1994.
Mile After Mile was created in 1969.
A group of young female horses is called a "herd of fillies".
Mystery Mile was created in 1930.
Many a Mile was created in 1965.