Mavice (b. 1799) married the Derbyshire landowner, doctor, and scientist Sir Patrick Clarke Wildman, and had by him three children:
- Adam Bruce Clarke Wildman, the Time Traveller
- Patricia Clarke Wildman, grandmother of Doc Savage
- Alexander Clarke Wildman, father of Pat Savage
Mavice Blakeney is described in Tarzan Alive and Doc Savage: His Apocalyptic Life, two biographies written by Philip José Farmer.