Public speaking is recognized as one of the most essential skills in the 21st century,playing a crucial role in assessing students’ speaking abilities and overall communicationcompetence. This is especially important for EFL university students, who face significantchallenges in mastering public speaking. This study aims to investigate the causes of publicspeaking anxiety and examine the effects of workshops on improving students' publicspeaking skills. Data were collected through questionnaires with 135 university students inCan Tho city. The findings indicate that the strategies introduced in workshops have apositive impact on students’ public speaking abilities, with fear of negative evaluationidentified as the primary source of anxiety. The study also provides pedagogical implicationsfor lecturers and school administrators.Public speaking is recognized as one of the most essential skills in the 21st century,playing a crucial role in assessing students’ speaking abilities and overall communicationcompetence. This is especially important for EFL university students, who face significantchallenges in mastering public speaking. This study aims to investigate the causes of publicspeaking anxiety and examine the effects of workshops on improving students' publicspeaking skills. Data were collected through questionnaires with 135 university students inCan Tho city. The findings indicate that the strategies introduced in workshops have apositive impact on students’ public speaking abilities, with fear of negative evaluationidentified as the primary source of anxiety. The study also provides pedagogical implicationsfor lecturers and school administrators.