I can find nothing about her. The first name is probably spelled correctly.
From eBay.
Wilhemina uses aglets, not seen since farthingale times, to decorate this dress. Her bangs enter her face from the sides as well as the top.
Keywords: 1633, Johnson, Wilhemina Shelley, Shelley family, wavy coiffure, bangs, lace cap, earrings, necklace, lace-edged chemise, square neckline, bodice, lace bertha, aglets, puffed upper sleeves, lace notched full cuffs, shallow vee waist band, bows