The Heart of Maryland
Directed by	Lloyd Bacon
Written by	C. Graham Baker (scenario)
Based on	The Heart of Maryland by David Belasco
Starring	Dolores Costello Jason Robards, Sr.
Cinematography	Hal Mohr
Production company	Warner Bros.
Distributed by	Warner Bros.
Release date	July 23, 1927 (1927-07-23)
Running time	6 reels 5,868 feet
Country	United States
Languages	Silent (English intertitles) Vitaphone (music and effects)

The Heart of Maryland (1927) is a silent film costume Vitaphone drama produced and distributed by Warner Bros. and directed by Lloyd Bacon. The film stars Dolores Costello as the title character, and features Jason Robards, Sr. It is based on David Belasco's 1895 play The Heart of Maryland performed on Broadway. The film is the last silent version of the oft-filmed Victorian story, other versions having been produced in 1915 and 1921.

• Dolores Costello as Maryland Calvert
• Jason Robards, Sr. as Maj. Alan Kendrick
• Warner Richmond as Captain Fulton Thorpe
• Helene Costello as Nancy
• Carroll Nye as Lloyd Calvert
• Charles Edward Bull as Abraham Lincoln
• Erville Alderson as Maj. Gen. Kendrick
• Paul Kruger as Tom Boone
• Walter Rodgers as Gen. U.S. Grant
• Jim Welch as Gen. Robert E. Lee
• Orpha Alba as Mammy
• Myrna Loy as Mulatta
• Harry Northrup as Gen. Joe Hooker
• Nick Cogley as Eli Stanton
• Lew Short as Allan Pinkerton
• Leonard Mellon as Young Stewart
• Madge Hunt as Mrs. Abraham Lincoln
• Charles Force as Col. Lummon
• Francis Ford as Jefferson Davis
• S. D. Wilcox as Gen. Winfield Scott

An incomplete print of the film is at the Library of Congress.^[1][2][3][4]

• The Heart of Maryland (1915)
• The Heart of Maryland (1921)
• List of early Warner Bros. sound and talking features
• List of films and television shows about the American Civil War

• The Heart of Maryland at IMDb
• The Heart of Maryland at AllMovie
• Original lobby card