The family are well represented in the placenames of their original homeland with two Ballyhogans in north Tipperary (parishes of Knigh and Burgesbeg) and one in south Galway (Abbeygormacan). There is also a Knockhogan in Clare (Doora), a Derryhogan in Tipperary (Twomileborris) and a Drumhogan in Galway (Abbeygormacan).
In 1890 there were 193 births of the name, making the surname 92nd most common in Ireland. In 1996 it was ranked 109th.
.John Hogan (1800-1858) was a sculptor who gained an international reputation.
Patrick Hogan (1892-1936) was the first Minister for Agriculture after independence. His namesake Patrick Hogan (1886-1969) was also a member of Dail Eireann, the Irish Parliament, for almost 40 years as a Labour Party T.D., and served as Ceann Comhairle (speaker) from 1951 to 1967.
Desmond Hogan (1950 - ), originally from Ballinalsoe Co. Galway is one of the best known of the young novelists who emerged from the Irish Writers? Co-Op in the 1970s. His stage and television plays and short stories are also highly regarded.