 Nikola Antonacci (G) | 2009-06-09 | 2026 | Culver Military Academy 16U |  16U AAA |  |
| Sydney Antonakis (F) | 2002-08-08 | 2025 | Sacred Heart Univ. | NCAA (W) | |
 Samuel Antoncich (D) | 2007-12-01 | 2026 | Cape Cod Whalers 18U AAA 2 | 18U AAA | |
| Daniel Antonellis (F) | 2008-01-22 | 2026 | East Coast Wizards 18U AAA | 18U AAA | |
 Yannis Antoniadis (F) | 1990-10-24 | 2026 | Athens Cyclopes | AtIHL | |
 Krystof Antonicek (G) | 2005-09-12 | 2025 | Åmåls SK J20 | U20 Div.1 | |
 Marks Antonijs (F) | 2006-10-17 | 2026 | Nordic Hockey Academy U20 |  Austria U20i | |
| Lokelani Antonio (F) | 2000-10-28 | 2026 | ERC Ingolstadt |  DFEL (W) | |
| Gabriel Antonio-Kellett (G) | | 2026 | NEZ Northstars | NorJHL | |
 Bradley Antonisse (C) | 2010-03-25 | 2026 | Zoetermeer Panters | Netherlands2 | |
| Liam Antoniuk (F) | 2001-03-07 | 2023 | Sherwood Park Renegades | NorJHL | |
 Bogdan Antonov (F) | 2009-01-16 | 2026 | Burevestnik Tomsk U18 | Russia U18 | |
 Nikita Antonov (F) | 2007-07-20 | 2026 | Kalmar HC U20 | U20 Div.1 | |
| Vladimir Antonov (C) | 1999-06-11 | 2026 | HK Gladiators Trnava |  Slovakia2 | |
 Yegor Antonov (D) | 1992-05-03 | 2014 | HK Vitebsk | Belarus | |
| Martins Antons (F) | 2005-03-30 | 2026 | Esbjerg II |  Denmark2 | |
| Emil Antonsen (LW) | 2001-10-02 | 2026 | Rosvik IK 2 | Division 3 | |
| Julius Antonsen (LW) | 2010-03-10 | 2026 | Bodens HF U18 | U18 Div.1 | |
| Jenny Antonsson (C) | 2001-12-23 | 2026 | Brynäs IF | SDHL (W) | |
| Donato Antonucci (F) | 2010-08-26 | 2026 | Jersey Hitmen 15U AAA | THF 15U | |
| Kyle Antonucci (G) | 2009-04-20 | 2026 | Long Island Arrows 16U AAA | NAT1HL 16U | |
| Brandon Antoon (C) | 2003-10-28 | 2022 | Honeybaked 18U AAA | HPHL 18U | |
 Noah Antos (F) | 2007-09-13 | 2026 | DEC Frillensee/Inzell | Germany6 | |
| Simon Antos (F) | 2012-01-10 | 2025 | Czech Knights | QC Int PW | |
| Charles Antrilli (D) | 2005-05-10 | 2026 | Mercer Chiefs | NCDC | |
| Nathan Antti (D) | 2007-01-23 | 2026 | Wisconsin Windigo | NAHL | |
 Jaakko Anttikoski (D) | 2007-02-23 | 2026 | KeuPa HT U20 | U20 Mestis | |
| Aleksi Anttila (F) | 2009-11-12 | 2025 | HJK U18 | U18 Mestis | |
| Atte Anttila (G) | 1998-07-30 | 2019 | HPK U20 Akatemia | U20 Alueliiga | |
| Emil Anttila (F) | 2009-01-28 | 2026 | JYP U18 Akatemia | U18 Suomi-sarja | |
| Julius Anttila (C) | 2010-04-22 | 2026 | TPS U18 | U18 SM-sarja | |
| Callum Antunes (G) | 2008-01-15 | 2026 | London Jr. Knights U18 AAA | ALLIANCE U18 | |
| Nikita Anufriyenko (F) | 2002-04-08 | 2021 | HK Bobrov | NMHL | |
| Helge Anund (D) | 2010-05-25 | 2026 | IFK Täby HC U18 | U18 Nationell | |
| Josh Anusewicz (F) | | 2005 | Bishop Stang High | USHS-MA | |
 Burak Efe Anusoglu (F) | 2008-02-24 | 2025 | Yükselis SK | Turkey | |
| Felix Anwander (D) | 1996-12-25 | 2026 | VfE Ulm/Neu-Ulm | Germany4 | |
| Jason Anzalone (D) | 2007-02-05 | 2026 | Univ. of Massachusetts | ACHA III | |
| Owen Anzilotti (F) | 2007-06-27 | 2025 | Washington Little Caps 18U AAA | T1EHL 18U | |
| Alim Apakhayev (D) | 2006-08-02 | 2026 | Chambéry |  France2 | |
| Tikhon Apatsionok (F) | 2007-09-21 | 2026 | Naprzod Janow U20 |  Poland U20 | |
| JT Apedaile (G) | 2009-06-02 | 2026 | Nashville Jr. Predators 16U AAA | T1EHL 16U | |
| Thomas Apelizan (C) | 2006-08-06 | 2026 | Rutgers Univ. | ACHA | |
| Gustav Apelqvist (RW) | 2008-10-05 | 2026 | Sunderby SK U18 | U18 Region | |
| Louise Apertet (F) | 2006-06-30 | 2026 | Évry-Viry | France (W) | |
| Ason Apesis (F) | 2009-06-24 | 2026 | Indigenous Sports Academy U17 | CSSHL U17 | |
| Edgars Apinis (F) | 2008-04-21 | 2026 | Viggbyholms IK U18 | U18 Region | |
| Mason Apland (F) | 2010-00-00 | 2025 | Langenburg Warriors U18 A | MHLSK U18 | |
| Vitek Apolenar (F) | 2005-07-04 | 2026 | HC Boskovice | Czechia4 | |
| Giancarlo Apolito (D) | 2005-00-00 | 2023 | Red Bank Generals 18U AA | NJYHL 18U | |
| Ethan Aponte (F) | | 2025 | Santa Clara Blackhawks 14U AA | 14U AA | |
| Marky Aponte (RW) | 2006-02-15 | 2026 | Iron City Forge | APHL | |
| Alexander Apostolescu (D) | 2007-00-00 | 2026 | Univ. of Virginia | ACHA II | |
| Alexander Apostolovski (F) | 2009-11-11 | 2026 | EA Steiermark U17 | Austria U17 | |
| Aris Apostu (F) | 2008-00-00 | 2026 | Wyoming Seminary Prep | USHS-Prep | |
| Jolan Apotheloz (D) | 2003-07-25 | 2026 | HC Renens Vipers | SwissDiv3 | |
| Anders Appelberg (RW) | 2006-07-20 | 2026 | Hampton Roads Whalers | USPHL Elite | |
| Axel Appelqvist (F) | 2007-02-14 | 2026 | Grums IK | HockeyEttan | |
| Jacob Appelqvist (C) | 2008-07-06 | 2026 | Mora IK U18 | U18 Nationell | |
| Leia Appelqvist (F) | 2009-07-20 | 2026 | IF Troja-Ljungby | HockeyAllsvenskan (W) | |
| Theo Appelqvist (D) | 2011-01-11 | 2026 | IFK Tumba U16 | U16 Div.2 | |
| Lucas Appelsved (RW) | 2006-10-04 | 2026 | Värnamo GIK | Division 2 | |
| Guerin Apperly (D) | 2003-02-07 | 2026 | Univ. of Jamestown | ACHA | |
| Joshua Appleberg (F) | 2000-12-07 | 2024 | Univ. of Michigan-Flint | ACHA III | |
 Josh Appleby (F) | | 2025 | Oxford Vikings C | BUIHA | |
| Brach Applegate (F) | 2007-01-16 | 2026 | Springfield Jr. Pics | USPHL Elite | |
 Freya Appleton (F) | 2013-06-14 | 2026 | Billingham Stars U16 Girls | WNIHL U16 (W) | |
| Syl Apps (D) | 2010-02-03 | 2026 | Upper Canada College U16 AAA | U16 AAA | |
| Oliver Appt (F) | | 2024 | Don Mills Flyers U18 AAA | GTHL U18 | |
| Peter Aprea (C) | 2007-04-09 | 2026 | Westchester Express 18U AAA | 18U AAA | |
 Filippo Aprile (F) | 2005-08-29 | 2026 | HCB Chiasso | SwissDiv2 | |
| Kristers Apsitis (F) | 2004-06-05 | 2025 | Prizma Riga-2 | Latvia2 | |
| Oskars Apsitis (F) | 2010-10-19 | 2026 | Cardigan Mountain School | USHS-Prep | |
 Rok Apsner (G) | 2010-09-22 | 2026 | Villacher SV U20 | Austria U20i | |
| Jacob Aptekar (F) | 2010-04-21 | 2026 | Toronto Nationals U16 AAA | GTHL U16 | |
| Kilyan Aptel (D) | 2007-01-13 | 2026 | Bordeaux II | France4 | |
| Joel Apthorp (C) | 2006-06-02 | 2026 | Milton Menace | OJHL | |
 Alejandro Apud (D/C) | 2001-09-12 | 2026 | Western Michigan Univ. | ACHA | |
| Aiden Aqpik-Savard (C) | 2005-02-11 | 2026 | Cégep Limoilou Titans (D2) | QCHL D2 | |
| Derek Aquila (F) | 1981-00-00 | 2002 | Fernie Ghostriders |  AWHL | |
| Emilio Aquilini (G) | 2005-06-07 | 2020 | West Vancouver Thunder U15 A1 | U15 A1 | |
| Bryan Aquino (C) | 2009-02-01 | 2026 | The Lawrenceville School | USHS-Prep | |
| Dylan Aquino (G) | 2008-01-00 | 2026 | Atlantic Coast Academy 18U AAA | BEAST 18U | |
| Safir Aradj (W/C) | 2008-06-07 | 2026 | New Jersey Jr. Titans 18U AAA | NAT1HL 18U | |
| Ryan Arakawa (F) | | 2026 | Univ. of Illinois | ACHA II | |
| Cam Arakelian (D) | 2003-00-00 | 2026 | Westfield State Univ. | ACHA II | |
| Jeffrey Arale (F) | | 2026 | Long Island Sharks 18U A | EJEPL 18U | |
| Emiliano Arana (F) | 2004-08-11 | 2023 | Indiana Univ. | ACHA II | |
| Jacob Aranda (G) | 2007-03-11 | 2026 | Mercer Chiefs 18U AAA | THF 18U | |
| Jackson Arango (D) | 2006-02-03 | 2026 | Renfrew Wolves | CCHL | |
| Jaimeson Arango (F) | 2008-11-00 | 2026 | OHA Mavericks Tardiff U22 | OWHL U22 AA (W) | |
| Vincent Arata (G) | 2004-06-30 | 2025 | Odessa Jackalopes | NAHL | |
| Marc-Alan Jr. Araujo (F) | 2007-10-18 | 2026 | Shattuck St. Mary's 18U AAA | 18U AAA | |
| Jan Miguel Araujo Veras Ruch (G) | 2007-04-09 | 2026 | HC Davos U18 | Swiss U18-Elit | |
| Cesar Aravena (D) | 2011-04-00 | 2026 | Long Island Royals 14U AAA | AYHL 14U | |
| Bauer Arbeau (D) | 2008-01-28 | 2026 | Woodstock Slammers | NCDC | |
| Joseph Arbel (G) | 2002-05-30 | 2018 | Skokie Flyers 16U A | NJPHL 16U | |
| William Arbin (D) | 2009-04-18 | 2026 | Brinkens IF U18 | U18 Region | |
| Glittra Arbinger (C) | 2009-02-07 | 2026 | Hedesunda IF/Brynäs U19 | U19 Region (W) | |
| Jeremy Arbour (F) | 1999-00-00 | 2021 | St-Isidore Aigles | NCJHL | |