Library anxiety is a type of fear that is associated with library user who becomes uncomfortable when using the library and its facilities. The aim of the study is to investigate the relationship between affective tendency, sex and library anxiety amongundergraduate students and it’s implications for counselling using University of Benin ascase study. A correlational research design was used to select a sample size of 200 from apopulation of 1546 registered users using simple random technique. Data was collectedusing the Affective Tendency and Library Anxiety Scale (ATLAS) adapted from Bostick(1992). The reliability was determined at 0.83 Cronbach Alpha. The results indicatedthere is no significant relationship between affective tendency and library anxiety, whilesex differ significantly with library anxiety. Counsellors should engage students onorientation programmes and give out guidelines on how to study and read effectively inthe library.