Abstract：Application of linked data technologies in librariesPakistani information professionalsattitudes and perceptions Purpose This study aims to ascertain the information professionalsperceptions and attitudes towards the application of linked dataLDtechnologies in libraries in the context of a developing countryIt also explores the Pakistani information professionalslevel of familiarity with LD conceptsplans and efforts in its applicationalong with its potential benefitsDesignmethodologyapproach An online questionnaire survey was used to identify the information professionalsperceived level of familiarity with LD concepts and benefits to implement LD in librariesand their plans and efforts to adopt LD technologiesA questionnaire was developed to meet the objective of the study and collect data from the purposefully selected professionalsN86working in university libraries in PakistanSPSS was used to analyse the data setFindings Findings show that LD application in libraries is still not common among Pakistani information professionalsThey have a moderate level of understanding with semantic WebSWand LD key conceptsThe respondents were positive about the potential benefits of implementing LD technology in librariessuch as assisting patrons to discover relevant informationenriching traditional bibliographic recordsenhancing the visibility and discoverability of library data and improving the usersoverall search experiences that may foster future developmentsOverallthe respondentsinstitutions were on different levels of planningfrom working on a plan to having a finalized planThe findings emphasized establishing the SWs potential in library servicesResearch limitationsimplications There are certain limitations of this studyFirstlythe population is Pakistani information professionals who are purposefully selectedSecondlythe findings reveal that the respondentsunderstanding with LD conceptsopinions about LDplans and efforts to its application along with its potential benefits in libraries are self-perceived and not tested in any way and they were not actually implementing these technologies in their institutions because of a lack of best practicesIt is a quantitative study and it will serve as a baseline studyeven though there is a need to conduct more in-depth qualitative studies in the information environment to explore the phenomenonSocial implications This study will guide information professionals and policymakers to take initiatives towards the implementation of LD technology in librariesIt may also lead to further research to understand the perceptions of information professionals so that appropriate training and advocacy programmes can be developed to promote LD initiatives in librariesOriginalityvalue To the best of the authorsknowledgethis is the first known empirical study in the context of a developing countryIt clearly demonstrates the Pakistani information professionalsperceptions regarding the library LD and associated plans along with potential benefits to implement itLibrary AutomationIt provides wider visits through digital collectionRetrieval and IndexingBy linking data technologydata can be easier to retrieve and index on the Internet This article mainly explores the application of semantic webSemantic Weband link dataLinked Datatechnology in the library