An effective way to find a specific person's immigration journey is to use genealogy research tools -- like Ancestry Library Edition and Family Search -- to find immigration, census, birth, marriage, death, and other records.
Below are links to these research tools and to helpful tips on how to use them.
Several wide-ranging collections of information for conducting genealogical and local history research. Includes: digitized images of the United States Federal Census from 1790 forward; U.S. immigration collection; birth, marriage and death records (Social Security Death Index (SSDI)); U.K. census collection; military records; and many more.