sentences:  Trevorrow, a proprietor by profession, took on the name of "Kalsom binti Abdullah" for a time following her marriage to Tunku Iskandar.His mother has since remarried and lived in England.His great-grandfather, Sultan Ibrahim died in London on 8 May 1959, thus, Tunku Ibrahim Ismail's grandfather, Ismail of Johor succeeded him as Sultan of Johor.