Leo Lawrence Carroll, b. 14 July 1895 in Philadelphia, lived at 410 E. Crawford, Connellsville, Fayette, Pennsylvania, in 1942 when he registered for the WW2 Draft. The person who would always know his address was Mrs. Rose Ann Carroll of the same address, so this is the correct Leo Lawrence.("United States World War II Draft Registration Cards, 1942," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VQF6-Y49 : 7 April 2016), Leo Lawrence Carroll, 1942; citing NARA microfilm publication M1936, M1937, M1939, M1951, M1962, M1964, M1986, M2090, and M2097 (Washington D.C.: National Archives and Records Administration, n.d.).)
Leo L. Carroll, born on 14 July 1895, died in Cleveland, Cuyahoga Co., Ohio, on 7 Feb 1943. He lived at 2041 East 93rd St., and he was married to Rose. His parents were Wm. Carroll, b. Ireland, and Anna Webb, b. Millerville, Ohio.("Ohio Deaths, 1908-1953," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X834-ZF7 : 8 December 2014), Leo L Carroll, 07 Feb 1943; citing Cleveland, Cuyahoga Co., Ohio, reference fn 8112; FHL microfilm 2,024,045.)
Philadelphia City Births show that Leo Carroll was born on 14 July 1893. His father was William Carroll and his mother was Anna. (Note the 2 year discrepancy in birth years.) ("Pennsylvania, Philadelphia City Births, 1860-1906," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VBY9-B4J : 8 December 2014), Leo Carroll, 14 Jul 1893; citing bk July 1893 p 59, Department of Records; FHL microfilm 1,289,333.)