Princess Consort Piam or Chao Chom Mana Piam(Thai:เจ้าจอมมารดาเปี่ยม). She was one of the royal wives of King Mongkut. When her grandson, Crown Prince Maha Vajiravudh(Rama VI)acceded to the throne to be King Vajiravudh, he promoted the Princess Consort to be Somdej Phra Piyamawadi Si Patcharin Mata(meaning:Princess Mother of Queen Saovabha)(Thai: สมเด็จพระปิยมาวดี ศรีพัชรินทรมาตา). She had 6 children with King Mongkut.