Mayer, John Lyne, Maj

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 Service Details
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Last Rank
Last Primary MOS
0302-Infantry Officer
Last MOSGroup
Primary Unit
1917-1919, 0302, Marine Barracks Port Au Prince, Haiti
Service Years
1912 - 1919



 Last Photo 
 Personal Details 

Home State
Year of Birth
This Military Service Page was created/owned by Sgt David A. Stutesman to remember Marine Maj John Lyne Mayer.

If you knew or served with this Marine and have additional information or photos to support this Page, please leave a message for the Page Administrator(s) HERE.
Casualty Info
Home Town
York County
Last Address
Not Specified

Casualty Date
Apr 04, 1919
Hostile, Died
Gun, Small Arms Fire
US Occupation of Nicaragua
Location of Interment
Prospect Hill Cemetery - York, Pennsylvania
Wall/Plot Coordinates
Plot: H 43

 Official Badges 

World War I Victory Button

 Unofficial Badges 

 Military Association Memberships
In the Line of Duty
  1919, In the Line of Duty

 Photo Album   (More...

 Ribbon Bar

 Unit Assignments
Ships At SeaMarine Barracks
  1914-1917, 9901, USS South Carolina (BB-26)
  1917-1917, 9901, Marine Barracks Navy Yard, League Island, PA
  1917-1919, 0302, Marine Barracks Port Au Prince, Haiti
 Combat and Non-Combat Operations
  1914-1914 US Occupation of Nicaragua
  1914-1914 Mexican Service Campaign (1911-1919)/Battle and Occupation of Veracruz (1914)
  1918-1918 World War I
 Colleges Attended
United States Naval Academy
  1909-1913, United States Naval Academy
 Additional Information
Last Known Activity
A son of Mr. and Mrs. Charles H. Mayer of York, Pennsylvania, John Lyne Mayor attended Saint Luke's College, near Philadelphia, Pa, and then received an appointment to the US Naval Academy where he was a Midshipman from July 1, 1909, until his resignation on June 12, 1912, as a non-graduating member of the Class of 1913.
Commissioned as a 2ndLt, United States Marine Corps, to rank from 10 December 1912, Mayer attended the precursor of today's "TBS" at Norfolk, Virginia, prior to serving at Guantanamo as a student officer under Captain "Hiking Hiram" Bearss of Samar fame.
Mayer's subsequent service included three years aboard the battleship USS South Carolina.
The officer then served in Haiti during World War I.
In October 1916 Mayer was promoted to the rank of 1stLt USMC to rank from 29 August 1916.
In June, 1917, he was advanced to the rank of Captain, USMC, to rank from 29 August 1916, the same date of seniority in rank as his previous promotion.

Highly regarded within the Corps, Captain Mayer gave up the command of his company in October 1918, having been authorized by the Secretary of the Navy to assume the rank and to wear the insignia of a Major (Temporary rank), USMC, as of September 13, 1918.
On April 4, 1919, while in command of US Marines and members of the Haitian Gendarmerie, Major John Lyne Mayer was killed in action during a skirmish against the insurrectionary Haitian "Caco" forces about 5 miles north east of Mirebalais.
His funeral service was at  at St John's Episcopal Church of York, Pennsylvania, on April 15, 1919

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