Back ground: Cancer of the uterine cervix is the most common cancers among womenrnworldwide. The global burden of cervical cancer is disproportionately high among therndeveloping countries. Sub-Sahara Africa is the region with the highest incidence of cervicalrncancer. In Ethiopia many women seek treatment only at a very late stage when their cancer hasrnsignificantly advanced and facing a higher probability of mortality, though it is a preventable andrncurable disease if identified at an early stage. Knowledge of cervical cancer helps to have a clearrnunderstanding of the need for early detection.rnObjectives:The aim of this study is to assess knowledge and attitude of cervical cancer andrnscreening among primary health care workers of west Wollega, Ethiopia, 2016.rnMethods: An institutional based cross-sectional study was conducted from February -June 2016rnamong 417 west wollega primary health service providers. Stratified sampling technique wasrnutilized to stratify study source into Hospitals and health center. Bivaraite and multivariaternanalysis were used.rnResults: Over all knowledge of cervical cancer was 36% and knowledge of cervical cancerrnscreening were 15% and 44.6%of participants had positive attitude towards cervical cancer.rnProfession of the respondents was found to be statistically significant towards knowledge ofrncervical cancer. Majority of the respondent were not heard about cervical cancer screening. Levelrnof knowledge of cervical carcinoma was associated with attitude on screening, those with goodrnknowledge were more positivernConclusion and recommendation: The study revealed that low level of knowledge onrncervical cancer and screening. And also participants had negative attitude. There is aneed torndesign and implement awareness creation program on cervical cancer and screening