Loosing one or more teeth without placing a new artificial tooth as its substitutes or disregarding its treatment causes a migration and a tooth rotation. A migration and a tooth rotation render an immoderate space that leave a gap between teeth as an outcome. A dental plaque is resulted from a remained food left in the gap. The purpose of this study was to describe the health status of periodontal tissue (Plaque indeks) pre-user fixed denture patients at RSGM UMY based on gender. This study was conducted by secondary data from medical records of pre-user fixed denture patients at RSGM UMY on periode time april 1st 2014 - march 31th 2015. There are 51 sample that fulfill inclusion criteria. The result from 51 sample showed that the average value of total plaque index in this study is 49%. The female average value of plaque index is 45% and for the male average value of plaque index is 52%. Based on the result of this study it can be concluded that health status of periodontal tissue (plaque indeks) in pre-user fixed denture female patients have a better result than male