Background: Human Immunodeficiency Virus (HIV) and intestinal parasitic infections arernamong the main health problems in developing countries like Ethiopia. Enteric parasites,rnespecially opportunistic parasites, cause gastrointestinal symptoms such as severe diarrhoearnwhich increases morbidity and mortality rates in people living with HIV/AIDS. The purpose ofrnthis study was to determine the magnitude of intestinal parasitic infections in relations to CD4+rnT cell counts and diarrhea in people with living HIV/AIDS in the study area. rnMethods: A cross-sectional study was conducted among HIV/ADIS patients following ARTrnclinic from September 2019 to December 2019. Using the systematic random samplingrntechniques, total sample of 337 individuals were selected. Stool specimens were collected andrnprocessed for parasitological examination using direct wet mount, formol-ether, and modifiedrnZiehl-Neelsen staining techniques. CD4+ T-cell count data was taken from patients' medicalrnrecords. A structured questionnaire was used to collect data on socio-demographic characteristicsrnand clinical status. Both descriptive and bivariate logistic regression analyses were used in datarnanalysis. P-values