There are still a number of families with the surname HORSOM in the Dungarvan area. Below are two persons listed on the following site:
www.waterfordcountylibrary.ie/en/familyhistory/There are others listed in the Death Register and Graveyard Inscriptions databases. The current Register of Electors lists 15 Horsoms' in the Co. Waterford area.
Waterford War dead
Name : Horsom, George
Number: 23634
Rank: Private
Regiment: Royal Dublin Fusiliers
Battalion: 1st Battalion
Particulars of Death: Killed in action
Theatre: France and Flanders
Place of Birth: Ballinameela, Aglish, County Waterford
Enrolment: Dungarvan
Date of Death: 29 Sep 1918
Place of Burial: Hooge Creter Cemetery, Ieper, West-Vlaanderen, Belgium
Grave Reference: XVII.C,19
Links:
http://www.cwgc.org/cwgcinternetAglish is 20km from Dungarvan.Death Register
Certificate No:: 214
Date of Death: 14 Jun 1864
Place of Death: Kilrush
Name: Horson, William
Sex: M
Age at Death: 8
Rank: Labourer
Condition: Bachelor
Cause of Death: Gastric Fever
Duration of Illness: 3 weeks
Certified By: Y
Informant: Horson, Catherine
Qualification: Present at death
Residence: Kilrush
Signature of Registrar: O'Brien, Joseph, H.
District: Dungarvan
Union: Dungarvan
Document Type: DREG
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