Purpose: The purpose of this study was to investigate the effects of oral exercise on oral function and quality of life among community-dwelling elders. Methods: This was a quasi-experimental study. Sixty four participants were recruited from the dental clinic of a public health center in G City, Gyeonggi-do. Thirty one participants were assigned to the experimental group and 33 to the control group. Participants in the experimental group performed oral exercise once a week for a period of three months. Subjects in the The control group received usual oral education. The Scores for oral function and quality of life were measured before and after the treatment. Data were analyzed using SPSS WIN 14.0. Results: After the experiment, statistically significant differences were observed between the two groups. were observed. The amount of saliva (p<.001), and the scores of for oral function (p<.001), and quality of life (p<.001) were higher in the intervention group compared to the control group. Conclusions: Oral exercise programs were effective in improving the oral function and quality of life among community-dwelling elders. Oral exercise could be an effective oral health nursing intervention for older people in the community.