All males named Redd, Read, Reed, Reid, Rudd, Ridd and related spellings in Europe, America and around the world are cordially invited to take the cheek-swab Y-DNA test and join the Redd Family History Y-DNA Study. Female Redd descendants and other male Redd descendants not having the Redd surname are also cordially invited to participate by recruiting their Redd surname father, brother, uncle, cousin, nephew, etc to take the test.