Our Arnold surname group project includes participants from all over the world, including many with surname variants of Arnold, Arnold cousins in daughter lines, and even some patrilineal cousins with other surnames. If you have this surname or ancestors or matches with this surname, or any variant, we invite you to join us! Sign in to your kit and click the JOIN button in our page banner. Don't have a kit? Purchase one or transfer a DNA test data file from Ancestry, MyHeritage, or 23andMe. The transfer is free, and gets you more matches! Joining this project is free! FTDNA has no member fees or subscription fees. Arnold surname variants of FTDNA testers: Aarnilähde, Aarnold, Ahrenholtz, Airnault, Arenal, Arenales, Arendall, Arendel, Arendell, Arenella, Arenhill, Arenholz, Arinell, Armel, Armelin, Armell, Armelles, Armellin, Armellini, Armellino, Armhold, Armold, Arnal, Arnaldy, Arnall, Arnälv, Arnau, Arnaud, Arnauld, Arnault, Arnaut, Arndell, Arneill, Arnel, Arnell, Arnells, Arngold, Arnhoelter, Arnhold, Arnholt, Arno, Arnol, Arnold, Arnolda, Arnoldi, Arnolds, Arnoldsen, Arnoldson, Arnoldsson, Arnoldt, Arnoldus, Arnoldussen, Arnoldy, Arnolie, Arnoll, Arnouil, Arnould, Arnoult, Arnulf, Arrendall, Arrendel, Arrendell, Arrundel, Arrundell, Arundel, Arundell, Ermold, Ernault, Erneholt, Harnold, von Arnold, Yarnall, Yarnell, Yarnold, Yarrall, Yarroll. Arnold families are genetically diverse. Our project members represent over 70 genetically separate lineages of Arnold men, and the number of lineages continues to grow as more men join the project and test Y-DNA. Here is a partial list of our Y-DNA haplogroups: A-M32, B-M150, E-BY6427, E-CTS9320, E-M35, G-FT189276, G-L140, G-M201, G-Z1900, I-BY171138, I-BY189714, I-BY194359, I-BY202118, I-BY202140, I-BY69496, I-CTS5375, I-CTS6433, I-CTS7618, I-DF29, I-FGC9494, I-FT104690, I-FT12648, I-FT1868, I-FT229146, I-FT235980, I-FT334267, I-L22, I-M223, I-M253, I-P222, I-S10420, I-S12289, I-S5619, I-Y4751, I-Z138, I-Z165, I-Z59, I-ZS2875, J-L243, J-M172, J-M267, J-PF7413, R-A11782, R-A28145, R-A8471, R-A8463, R-A855, R-BY1187, R-BY119863, R-BY152787, R-BY165980, R-BY166934, R-BY200374, R-BY200549, R-BY3654, R-BY61102, R-BY77791, R-BY85532, R-BY86846, R-CTS4528, R-CTS7822, R-DF110, R-DF23, R-DF49, R-DF99, R-FGC12305, R-FGC14823, R-FGC20816, R-FGC21124, R-FGC31068, R-FGC51535, R-FT102509, R-FT200886, R-FT228547, R-FT234986, R-FT263432, R-FT357506, R-FT403251, R-FT429385, R-FT434127, R-FT90789, R-FTA35944, R-FTA38245, R-FTA44504, R-FTA56155, R-FTB28615, R-FTB44433, R-FTC68368, R-FTC7246, R-FTD65089, R-FTE47117, R-FTF5898, R-FTF66499, R-L151, R-L2, R-L20, R-L21, R-L23, R-L48, R-M173, R-M198, R-M269, R-M512, R-P25, R-P310, R-PF5191, R-S21184, R-S588, R-S6898, R-U106, R-U152, R-Y133761, R-Y73211, R-YP1704, R-YP441, R-Z148, R-Z156, R-Z2, R-Z2103, R-Z2109, R-Z225, R-Z253, R-Z307, R-Z326, R-Z8, R-Z9 (page updated April 2025)