The Professional Regulation Commission conferred the Outstanding Professional Librarian of the Year Award on Leonor B. Gregorio in 1998. The citation reads:

For her distinguished career in agricultural information services having instituted the computerization and networking of 13 libraries of the UP-Los Baños with the DOST-ESEP network; for having conceptualized, developed and managed the UP Los Baños Libraries as the national and regional center of agricultural information system [sic]; and, for relentlessly promoting library and information science from the grassroots to the global level through articles published in local and international journals.

Thanks to Susima Gonzales and Lilia Echiverri for providing the photo and citation.