site logo
I.L. Haldeman

I.L. Haldeman

Federal (USV)


Isaac Lawrence Haldeman

(1835 - 1891)

Home State: Pennsylvania

Command Billet: Commanding Regiment

Branch of Service: Infantry

Unit: 124th Pennsylvania Infantry


see his Battle Report

Before Antietam

From Media, where his father was a business owner and banker, he entered service with the 124th on 12 August 1862 as 1st Lieutenant, Company D ("Gideon's Band"), and was promoted to Major of the Regiment 16 August 1862. He had been previously on Gen. Dana's staff.

On the Campaign

He assumed command of the regiment after Colonel Hawley was wounded in the Miller Cornfield early on 17 September 1862 at Antietam.

The rest of the War

He mustered out with the Regiment on 17 May 1863.

After the War

By 1877 he was a member of the Rose Tree Club, Philadelphia, and it's Fox Hunting Club in 1881.

References & notes

Basic service data from Bates1 and the History, source also of his picture, from a photograph. Personal details from family genealogists. His name shown in most records and on his gravestone as I. Lawrence Haldeman.

He married Josephine Brinton (1841-1919) in 1861 and they had 2 daughters.


07/18/1835; Media, PA


09/22/1891; Philadelphia, PA; burial in Providence Friends Meeting Cemetery, Media, PA


1   Bates, Samuel Penniman, History of the Pennsylvania Volunteers, 1861-65, Harrisburg: State of Pennsylvania, 1868-1871  [AotW citation 15278]

2   Green, Robert McCay, compiler, History of the One Hundred and Twenty-fourth Regiment, Pennsylvania Volunteers in the War of the Rebellion 1862-1863, Philadelphia: Ware Brothers Company, printers, 1907  [AotW citation 23828]