Biro-biarawati beliau menubuhkan pelbagai institusi yang menggunakan namanya, terutamanya Hospital Johns Hopkins, dan Universiti Johns Hopkins (termasuk bahagian akademiknya seperti Sekolah Kejururawatan Johns Hopkins, Sekolah Perubatan Johns Hopkins, Sekolah Perniagaan Johns Hopkins Carey, Sekolah Kesihatan Awam Johns Hopkins Bloomberg, dan Pengajian Antarabangsa Maju Johns Hopkins).
Biografi berjudul Johns Hopkins: Sebuah Siluet yang ditulis oleh sepupunya, Helen Hopkins Thom, diterbitkan pada tahun 1929 oleh Johns Hopkins University Press.
Rujukan
^Klepper, Michael; Gunther, Michael (1996), The Wealthy 100: From Benjamin Franklin to Bill Gates—A Ranking of the Richest Americans, Past and Present, Secaucus, New Jersey: Carol Publishing Group, m/s. xiii, ISBN978-0-8065-1800-8, OCLC33818143
In The Chronicles of Baltimore: Being a Complete History of "Baltimore Town" and Baltimore City from the Earliest Period to the Present Time published in 1874, John Thomas Scharf cited the 1873 instruction letter to the hospital trustees and a city council resolution thanking Johns Hopkins for his philanthropy. Thom's biography and New York and Maryland newspapers were sources that published parts or all of this letter