- Iago Aspas
- Ian Maatsen
- Ibrahim Sangaré
- Ibrahima Konaté
- Idrissa Gueye (Retired)
- Igoh Ogbu
- Igor
- Igor Akinfeev
- Igor Paixão
- Igor Zubeldia
- Iker Casillas (Retired)
- Iker Muniain (Retired)
- Ikhsan Fandi
- Ilaix Moriba
- Ilan ap Gareth
- Iliman N’Diaye
- İlkay Gündoğan
- Illan Meslier
- Illia Zabarnyi
- Ilmari Niskanen
- Iñaki Williams
- Iñigo Martínez
- Innocent Ajibola
- Ionuț Radu
- Isaac Boakye
- Isaac Hayden
- Isak Hien
- Isco
- Isi Palazón
- Ismaël Bennacer
- Ismael Saibari
- Ismaïla Coulibaly
- Ismaily
- Israel Cuevas (Retired)
- Iván Fresneda
- Ivan Ilić
- Ivan Marcano
- Iván Martín
- Ivan Perišić
- Iván Picasso
- Ivan Provedel
- Ivan Rakitić (Retired)
- Ivan Toney
- Iza
