Taking a stab at these..
To win..
Hercog 500-1
Sharma 1000-1
Vondorsuva 100-1
Martic 200-1
Swiatek 100-1
Sakkari 50-1
Ostapenko 100-1
Anisomova 100-1
Konta 50-1(twice)
All of these have gotten to a clay final or won one this year....except for ostapenko..
To win quarter
hercog 50-1
Sharma 100-1
To win..
Hercog 500-1
Sharma 1000-1
Vondorsuva 100-1
Martic 200-1
Swiatek 100-1
Sakkari 50-1
Ostapenko 100-1
Anisomova 100-1
Konta 50-1(twice)
All of these have gotten to a clay final or won one this year....except for ostapenko..

To win quarter
hercog 50-1
Sharma 100-1