| Ismail Köse | Turkey U17 |  Turkey | Midfield |
| İsmail Köybaşı | Beşiktaş (TUR) | Turkey | Defender |
| İsmail Odabaşı | Turkey U21 | Turkey | Midfield |
| Ismaili, Florijana | Young Boys (SUI) / Switzerland WU19 |  Switzerland | Midfield |
| Ismaili, Edison | Albania U17 |  Albania | Defender |
| Ismayilov, Afran | Qarabağ (AZE) / Azerbaijan |  Azerbaijan | Midfield |
| Ismayilova, Narmin | Azerbaijan WU19 | Azerbaijan | Defender |
| Israelsson, Erik | Kalmar (SWE) |  Sweden | Midfield |
| Israelyan, Karen | Pyunik (ARM) / Armenia U21 |  Armenia | Goalkeeper |
| Issah, Kamal | Nordsjælland (DEN) |  Ghana | Midfield |
| Ištóková, Katarina | Unia Racibórz (POL) |  Slovakia | Midfield |
| Isupov, Vyacheslav | CSKA Moskva (RUS) |  Russia | Goalkeeper |
| Iszlai, Bence | Haladás (HUN) / Hungary U21 |  Hungary | Midfield |
| Itandje, Charles | PAOK (GRE) |  France | Goalkeeper |
| Iturra, Manuel | Málaga (ESP) |  Chile | Midfield |
| Iturraspe, Ander | Athletic (ESP) |  Spain | Midfield |
| Iuşan, Alexandra | Apollon (CYP) / Romania WOCO |  Romania | Midfield |
| Iván | Levante (ESP) | Spain | Defender |
| Ivan Leko | Lokeren (BEL) |  Croatia | Midfield |
| Ivan Saraiva | Mersin (TUR) |  Brazil | Defender |
| Ivančić, Kruno | Croatia U19 | Croatia | Forward |
| Ivancsics, Alex | Hungary U17 | Hungary | Goalkeeper |
| Ivanildo | Olhanense (POR) |  Portugal | Forward |
| Ivanko, Vitaliy | Metalurh Donetsk (UKR) / Ukraine U21 |  Ukraine | Forward |
| Ivanov, Stanislav | Moldova |  Moldova | Midfield |
| Ivanov, Oleg | Terek (RUS) | Russia | Midfield |
| Ivanov, Ivan | Bulgaria |  Bulgaria | Defender |
| Ivanov, Andrei | Rostov (RUS) | Russia | Defender |
| Ivanov, Dmytro | Ukraine FUT | Ukraine | Forward |
| Ivanov, Filipp | Belarus U21 |  Belarus | Midfield |
| Ivanov, Aleksandar | Bulgaria FUT | Bulgaria | Forward |
| Ivanov, Alexey | Mordovia (RUS) | Russia | Midfield |
| Ivanov, Ana | Spartak Subotica (SRB) / Serbia WOCO |  Serbia | Goalkeeper |
| Ivanov, Kostadin | Bulgaria FUT | Bulgaria | Goalkeeper |
| Ivanov, Ivan | Varna (BUL) | Bulgaria | Defender |
| Ivanov, Andrei | Zenit (RUS) | Russia | Defender |
| Ivanov, Aleksei | Estonia U17 |  Estonia | Midfield |
| Ivanov, Igor | Estonia FUT | Estonia | Defender |
| Ivanov, Anton | Bulgaria FUT | Bulgaria | Defender |
| Ivanov, Miroslav | Bulgaria U17 | Bulgaria | Defender |
| Ivanova, Natalia | CSHVSM (KAZ) / Kazakhstan WOCO |  Kazakhstan | Midfield |
| Ivanova, Olga | Pärnu (EST) / Latvia WOCO |  Latvia | Forward |
| Ivanova, Bojana | Tikvesanka (MKD) / FYROM WOCO |  FYROM | Forward |
| Ivanova, Dayana | Bulgaria WU19 | Bulgaria | Midfield |
| Ivanova, Krastina | Bulgaria WOCO | Bulgaria | Defender |
| Ivanović, Ivana | Sarajevo (BIH) | Serbia | Midfield |
| Ivanović, Branislav | Chelsea (ENG) / Serbia | Serbia | Defender |
| Ivanović, Igor | Montenegro U21 |  Montenegro | Defender |
| Ivanović, Katarina | Montenegro WU17 | Montenegro | Forward |
| Ivanovs, Deniss | Latvia | Latvia | Defender |
