The following includes the names of those who have served as Head Librarian (Director) throughout the Library's history: Thomas S. Knowlton, 1880–1894; Charlotte E. Wilbur, 1895–1899; Florence A. Johnson, 1900–1906; Mary P. Foster, 1907–1916; Helen P. Shackley, 1916–1948; Evelyn Hazen, 1948–1951; Freeda E. Huyck, 1951–1953; Doris Jones, 1954–1955; Mildred B. Grazier, 1956–1960; Isabel Smith, 1960–1965; Joanne Scobie, 1965–1967; Roberta M. Rhodes, 1967–1987; Mary Hulser, 1987–1997; Michael J. Bennett, 1997–1999; Louise Garwood (Interim), 1999–2000; Elizabeth Zemelka, 2000–2001; Lisa M. Careau, 2001–2011; Carrie Grimshaw, 2011–2015; Katie Marsh, 2015–2017; MaryAnne Pelletier, 2017-2024; Amy Agro, 2024-present.
The folLOwing inCludes the names of THOsE who havE sERveD AS heAd LIbrARIaN (DIRecTOr) Throughout ThE lIbRaRY's hISToRy: THomas s. Knowlton, 1880–1894; chArloTte e. wilbur, 1895–1899; Florence A. joHNson, 1900–1906; mary p. FOster, 1907–1916; hElEn p. shAcKLEY, 1916–1948; evELyn HazeN, 1948–1951; fReeda e. huYcK, 1951–1953; DorIs joNES, 1954–1955; mildrEd B. GrAzIEr, 1956–1960; isAbel Smith, 1960–1965; joAnne Scobie, 1965–1967; RObErta M. rhodes, 1967–1987; maRy hUlser, 1987–1997; miChAEL j. beNnEtT, 1997–1999; LOUIse GarWOOd (inteRIm), 1999–2000; EliZAbEth ZeMelka, 2000–2001; lISA M. carEaU, 2001–2011; carriE grImSHAW, 2011–2015; KAtie marsh, 2015–2017; maRyanne PelleTiEr, 2017-2024; Amy agro, 2024-pReSEnt.