Information in the 1930 census indicates that Regina might be Thomas' second wife, and that the two children living with them might be from his first marriage.
1954 city directory Atlantic City NJ has Regina as widow.
Sources
"Pennsylvania, Philadelphia City Births, 1860-1906," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VBYJ-TS1 : 8 March 2021), Thos. Hogan, 24 Feb 1888; citing Birth, Philadelphia, Philadelphia, Pennsylvania, United States, City of Philadelphia, Department of Records, Pennsylvania.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MG7H-V61 : accessed 26 October 2022), Thomas O Hogan in household of Matthew Hogan, Philadelphia Ward 26, Philadelphia, Pennsylvania, United States; citing enumeration district (ED) ED 697, sheet 15A, family 342, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1400; FHL microfilm 1,375,413.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:X4DQ-ZWM : accessed 26 October 2022), Regina S Hogan in household of Thos P Hogan, Wildwood Crest, Cape May, New Jersey, United States; citing enumeration district (ED) ED 27, sheet 7A, line 24, family 188, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1325; FHL microfilm 2,341,060.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KQXD-68C : 27 May 2020), Regina I Hogan in household of Thomas P Hogan, Ward 35, Philadelphia, Philadelphia City, Philadelphia, Pennsylvania, United States; citing enumeration district (ED) 51-1271, sheet 1A, line 26, family 11, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 3727.
1927, 1950, 1954 city directory listing Atlantic City, NJ
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