Henry Barton Jacobs (June 2, 1858 – December 18, 1939) was a physician and educator from Maryland.

He married Mary Frick Garrett, art collector and widow of a Baltimore and Ohio Railroad president.

[1][2] Jacobs became the private physician of Robert Garrett, president of the Baltimore and Ohio Railroad, in August 1888.

He lived in Ringwood, New Jersey, in the winter of 1888 and afterward moved to Baltimore, Maryland.

[1][2][4] After the departure of William Osler to Oxford, Jacobs retired from Johns Hopkins in 1905.

[2][4] Jacobs served as consulting physician and president of the Hospital for Consumptives of Maryland from 1896 to 1901.

[1] Jacobs wrote "Some Distinguished American Students of Tuberculosis" and articles on hygiene.

[2] Jacobs spent summer months of his life in Newport, Rhode Island, starting in 1890.

[3][6] Jacobs remained active with the Grace and St. Peter's Protestant Episcopal Church.

[6] Jacobs died following a heart attack on December 18, 1939, at his mansion in Baltimore.