I'm finding all this very confusing and am not sure if my GGF lost citizenship at some point. Appreciate any feedback on my eligibility!

Great-Grandparents: 

* Date married: 1927
* Date divorced: N/A

GGM: 
* Date, place of birth: 23 Aug 1905 Lutsk, Poland
* Ethnicity and religion: Jewish
* Occupation: N/A
* Allegiance and dates of military service: N/A
* Date, destination for emigration: 1927, Chicago
* Date naturalized: 1952
* Date, place of death:6 Feb 1969 , Chicago

GGF: 
* Date, place of birth: 5 Aug 1905, Lutsk Poland
* Ethnicity and religion: Jewish 
* Occupation: Operator
* Allegiance and dates of military service: N/A
* Date, destination for emigration: 1921, Chicago USA
* Date naturalized: 1927
* Date, place of death: 20 June 1970, Chicago

Grandparent: 
* Sex: M
* Date, place of birth: 12 May 1930, Chicago
* Date married: 19 Oct 1952
* Citizenship of spouse: USA 
* Date divorced: N/A
* Occupation: Insurance Sales Man
* Allegiance and dates of military service: September 1951-March 1953

Parent: 

* Sex: F
* Date, place of birth: 8 Apr 1954, Chicago
* Date married: 1975
* Date divorced: N/A

You: 
* Date, place of birth: 6 Mar 1977,  Chicago