| Ray Adams | Person | Male | | | instrument |
| Rhys Adams | Person | Male | | | programming (as “drum”) |
| Robert Adams | Person | | | | instrument |
| Ryan Adams | Person | Male | United States | 4.35 | instrument |
| Sugar Adams | Person | Male | Grenada | | instrument (as “boula”) |
| Zach Adams | Person | Male | | | member of band |
| Joe Adar | Person | Male | | | instrument |
| Mirko Adden | Person | Male | Nordrhein-Westfalen | | instrument |
| Addison Kirkland | | | | | instrument |
| Ben Addison | Person | Male | United Kingdom | | member of band |
| Mustapha Tettey Addy Drummers | Group | | Ghana | | instrument (as “drums”) |
| Sikiru Adepoju | Person | Male | Nigeria | | instrument (as “gudugudu”) |
| Paul Adkins | Person | Male | United Kingdom | | instrument |
| Richard Adlam | Person | | | | instrument |
| Chris Adler | Person | Male | United States | | instrument |
| Steven Adler | Person | Male | United States | | member of band |
| Jerry Adolf | Person | Male | | | instrument |
| Adolfo | Person | Male | | | instrument |
| Rolf Adolfsson | Person | Male | Sweden | | instrument |
| Jerry Adolphe | Person | Male | Canada | | instrument |
| Tamás Adorjáni | Person | | | | instrument |
| Adrian Gabriel | | | | | programming |
| Adrian Sheppard | | | | | instrument |
| Christoph Adrian | Person | Male | | | instrument |
| Ady | Person | | New Zealand | | member of band |
| Abraham Kobena Adzenyah | Person | Male | United States | | instrument (as “apentima”), instrument (as “atsimevu”), instrument (as “sogo”) |
| Daniel Aebi | Person | Male | Switzerland | | instrument |
| Aemil | Person | Male | Poland | | instrument |
| Morten Ærø | Person | Male | Denmark | | instrument |
| Jean-Marie Aerts | Person | Male | Belgium | | programming |
| Jos Aerts | Person | Male | Belgium | | instrument |
| Aesop Rock | Person | Male | United States | 3.5 | programming |
| Walter Afanasieff | Person | Male | United States | | instrument, instrument arranger (as “drum”), instrument arranger, programming (as “drum”), programming |
| Cédric Affre | Person | Male | France | | instrument |
| Rob Affuso | Person | Male | United States | | instrument |
| Ludwig Afonso | Person | Male | United States | | instrument |
| AFTRSHOK | Group | | South Korea | | instrument (as “drums”) |
| Björn Ågeryd | Person | Male | Sweden | | instrument |
| Aggreash | Person | Male | Germany | | instrument |
| Sam Aghabi | Person | Male | Norfolk | | instrument |
| Cameron Agnew | Person | | | | instrument |
| Rikk Agnew | Person | Male | Fullerton | | member of band |
| Dante Agostini | Person | Male | France | | instrument |
| Sam de Agostini | Person | Male | | | instrument |
| Lázár Ágoston | Person | | | | instrument |
| Marco Agovino | Person | Male | | | instrument |
| Bruno Agra | Person | Male | United States | | member of band |
| Jimmy Ågren | Person | Male | Sweden | | instrument |
| Morgan Ågren | Person | Male | Sweden | | instrument |
| Francisco Aguabella | Person | Male | Cuba | | instrument |
| Carlos Aguilar | Person | Male | United States | | instrument |
| Florante Aguilar | Person | Male | United States | | instrument (as “Brazilian drums”), instrument (as “gumbal”) |
| Remi Aguilella | Person | Male | | | instrument |
| Franck Agulhon | Person | Male | France | | instrument |
| Richard Aguon | Person | Male | | | instrument (as “fills”) |
| Ágúst Ævar Gunnarsson | Person | Male | Iceland | | member of band |
| Cheshire Agusta | Person | | | | instrument |
| Agustin | Person | Male | United States | | instrument |
| Barak Aharon | Person | Male | Israel | | instrument |
| Ed Ahern | Person | Male | | | instrument |
| Patrick Ahern | Person | Male | | | member of band |
| Maleem Mahmoud Ahkaraz | Person | Male | Morocco | | instrument (as “tbel”) |
| Jens Ahlers | Person | Male | Germany | | instrument |
| Rob Ahlers | Person | Male | | | instrument |
| Affy Ahmad | Person | | | | instrument |
| Kian Ahmad | Person | Male | United States | | member of band |
| Daniel Åhman | Person | Male | Sweden | | member of band |
| Ulf Åhman | Person | Male | Sweden | | instrument |
| Arran Ahmun | Person | | | | instrument |
| Ryan Ahoff | Person | Male | Canada | | instrument, instrumental supporting musician |
| Paul Ahorn | Person | | | | instrument |
| Juha Ahtiainen | Person | Male | Pori | | instrument |
| Daniel Aikens | Person | Male | Grenada | | instrument (as “cutter”) |
| Shane Ailey | Person | Male | Indianapolis | | instrument |
| Tony Aimone | Person | Male | United States | | member of band |
| Jonny Aitken | Person | Male | | | instrument |
| Paul Aitken | Person | Male | United Kingdom | | instrument, member of band |
| Νίκος Αϊβαζίδης | Person | Male | Greece | | instrument |
| AiwarikiaR | Person | | | | instrument |
| Elad Aizikowitz | Person | Male | | | member of band |
| ajapai | Person | Male | Japan | | programming |
| 赤間慎 | Person | Male | Japan | | instrument |
| 赤松芳朋 | Person | Male | Japan | | member of band |
| 赤迫翔太 | Person | Male | | | instrument |
| Akber | Person | Male | Indonesia | | instrument |
| Marc van Aken | Person | Male | United States | | instrument |
| Olle Åkerfeldt | Person | Male | Sweden | | instrument |
| アンジェラ・アキ | Person | Female | Japan | 2 | instrument |
| Sola Akingbola | Person | Male | United Kingdom | | instrument |
| Akio | Person | Male | Japan | | instrument |
| ジーノ秋山 | Person | Male | | | instrument |
| 秋山勝彦 | Person | Male | Japan | | member of band |
| 秋山隆彦 | Person | Male | Japan | | instrument |
| あっこゴリラ | Person | Female | Japan | | member of band |
| Pheeroan akLaff | Person | Male | United States | | instrument, member of band |
| Bona Akoto | Person | Male | France | | instrument, member of band |
| Λάζαρος Ακριβόπουλος | Person | Male | Greece | | instrument |
| Steve Akrum | Person | Male | | | instrument |
| Cem Aksel | Person | Male | Türkiye | | instrument |
| 阿久井喜一郎 | Person | Male | | | member of band |