http://www.cooganresearchgroup.com/crg/index.htm

02 October 2011

COOGANs designated as naturalized citizens of the United States within 
the State of Maryland [MD] between 1797 and 1951:
***Note - not a complete listing***

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Coogan, Patrick [AKA Crogan, Patrick], age 33
   native of Kinnenore, Ireland (born 1819)
   departed Waterford, Ireland (1846)
   arrived Quebec, Canada (1846)
   [D] 20 FEB 1852, Washington County, MD
   PAGE 23

source: "Naturalizations of Washington County, Maryland, Prior to 1880," 
           Marsha Lynne Fuller, Willow Bend Books, Westminster, MD, 2001

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Coogan, Andrew John, age ?
   native of Ireland (born c.1848)
   [D] ________, Baltimore County, MD

source: "Maryland Naturalization Records: 1797-1951"
        http://www.footnote.com 

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Coogan, Lee, age 47
   native of ?
   address: 525 [East] Fort Avenue, Baltimore, MD
   [Petition] #25936
   [D] #6373391 (31 JUL 1944), Baltimore County, MD

source: "Maryland Naturalization Records: 1797-1951"
        http://www.footnote.com 

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Coogan, Joseph, age 77
   native of ?
   address: 3322 Auchenterey Terrace, Baltimore, MD
   [Petition] #25195
   [D] #6373631 (13 NOV 1944), Baltimore County, MD

source: "Maryland Naturalization Records: 1797-1951"
        http://www.footnote.com 

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Coogan, Richard Patrick, age 51
   native of ?
   address: 525 [North] Fort Avenue, Baltimore, MD
   [D] #6373626 (13 NOV 1944, US District Court, Baltimore, MD)

source: "Maryland Naturalization Records: 1797-1951"
        http://www.footnote.com 

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