- Ai #36,379
- Aich #105,079
- Aichele #26,873
- Aicher #44,109
- Aichholz #158,432
- Aichinger #103,181
- Aid #136,449
- Aida #123,064
- Aidala #120,901
- Aide #64,559
- Aiden #154,907
- Aidoo #54,055
- Aiello #3,982
- Aigner #35,016
- Aihara #98,099
- Aijaz #133,048
- Aikawa #156,044
- Aiken #2,816
- Aikens #6,831
- Aikey #36,204
- Aikin #26,143
- Aikins #26,171
- Aikman #24,186
- Aila #146,201
- Ailes #38,902
- Ailey #60,196
- Aili #136,449
- Ailiff #113,791
- Aill #143,149
- Aills #66,371
- Ailon #142,108
- Ailor #61,745
- Ailport #122,314
- Ailshie #90,113
- Ailstock #50,659
- Ailsworth #125,282
- Ailts #131,379
- Aimable #141,140
- Aiman #102,688
- Aimar #126,765
- Aime #31,554
- Aimes #91,981
- Aimone #46,647
- Ain #64,388
- Aina #31,824
- Ainbinder #120,187
- Aines #100,302
- Aing #137,327
- Ainge #76,533
- Ainger #145,220
- Aini #115,034
- Ainley #59,171
- Ainscough #78,040
- Ainsley #37,076
- Ainslie #24,648
- Ainsworth #3,874
- Ainza #147,253
- Aiona #76,533
- Aiono #55,505
- Aiosa #82,613
- Aipperspach #105,600
- Aird #26,695
- Aires #78,316
- Airey #33,856
- Airgood #79,846
- Airhart #25,701
- Airheart #73,464
- Airington #73,215
- Airo #136,449
- Airola #87,663
- Airoldi #82,613
- Airth #120,901
- Airy #154,907
- Aisenbrey #117,480
- Aispuro #14,713
- Aistrop #94,730
- Aita #55,505
- Aitcheson #98,099
- Aitchison #20,502
- Aites #93,513
- Aitken #7,638
- Aitkenhead #151,532
- Aitkens #74,826
- Aitkin #131,379
- Aiton #83,834
- Aiu #73,464
- Aiuto #73,464
- Aivazian #71,265
- Aiwohi #76,029
- Aiyar #153,769
- Aiyer #160,975
- Aizawa #116,829