This study investigated Librarian’s awareness of, and attitude towards deployment of cloud computing technologies in university libraries in South-South Nigeria. The study employed the descriptive survey research design with the study population of 246 Librarians in South-South Nigeria. The 246 librarians were enumerated with a response rate of 190 (77%). The instrument for the collection of data was the questionnaire titled “Librarians Awareness of, and Attitude towards Deployment of Cloud Computing Technologies Questionnaire” (LAATDCCTQ). The data was analyzed using mean and standard deviation. The result revealed that, librarians in university libraries in South-South Nigeria have low level of awareness of cloud computing technology. Librarians attitude towards deployment of cloud computing technologies in university libraries in South-South Nigeria is high respectively. The study recommended that librarians should organize workshops on the awareness of cloud computing technology in application to library services for library professionals. Also, sufficient funding, training and re-training of librarians should be made available by the appropriate authorities’ development and application of technology services in university libraries.