Tenis Í ile başlayan oyuncular
- IF Hallby HK
- Italy (W)
- Isaiah Strode
- Israel Adesanya
- Islam Makhachev
- Ilia Topuria
- Ioana Teodora Sava
- Isabella Hu
- Ishika Ashar
- Iva Rafailovic
- Ivana Corley
- Irene Lavino/Giulia Tedesco
- Iveta Dapkute/Aleksandra Julia Zuchanska
- Iulia Andreea Ionescu/Briana Szabo
- Illya Beloborodko/Yurii Dzhavakian
- Irene Burillo Escorihuela/Andrea Lazaro Garcia
- Iberostar Tenerife
- Iowa State Cyclones (W)
- Illawarra Hawks
- Instituto Atlético Central Córdoba
- IAM
- INGLORIOUS
- Insilio
- Imperial Esports
- Invictus Gaming
- Iannis Miletich
- Ilie Babinciuc
- Ilkel/Horoz
- Iulia Andreea Ionescu/Ingrid Vojcinakova
- Ibrahim/Khamis
- Iveta Dapkute/Martha Matoula
- Ioan Alexandru Chirita/Bogdan Pavel
- Ilya Beloborodko
- Irene Lavino/Sapfo Sakellaridi
- Italie
- I Blinkova, A/Gamarra Martins
- Ilker/Lekomtseva
- Iila/Remander
- Ioan Alexandru Chirita/Mircea Alexandru Jecan
- Ionel/Kirkin
- Illya Beloborodko/Volodymyr Uzhylovskyi
- Isabelle Lacy/Ella Mcdonald
- Ingildsen/Freund
- IK Brage
- IK Oddevold
- Irina Khayndrava
- Ivanova/Cilekova
- Ivana Sebestova/Angelina Wirges
- Iila/Koller
- Ivan Fomin/Amir Milushev
- Iordache/Frayman
- Illya Marchenko/Ricardas Berankis
- Ito/Sema
- Ilker/Rafailovic
- Imanol Lopez Morillo
- Ivan Perez Martin
- Irene Vigara Ramos
- Ivan Fomin/Venedikt Tsirikidze
- Iila/Rothensteiner
- Ivanova/Corley
- Ilkel/Ilkel
- Illya Beloborodko/Maik Steiner
- Ilay Yoruk/Radka Zelnickova
- Istomin/Karlovskiy
- I Cengiz, Be/Oz
- IFK Mariehamn
- Inglewood United
- Ipswich City
- Izquierdo Luque/Pereira
- Ivan Kremenchutskyi
- Iliia Dashkevich
- Ingrid Gamarra Martins/Beatriz Haddad Maia
- Ioana Zvonaru/Laura Cilekova
- Isabella Maria Serban/Draginja Vukovic
- Inoue/Jankovic
- Ingrid Neel/Linda Noskova
- Isabelle Haverlag/Celine Naef
- Inisan/Martinov
- Inka Wawrzkiewicz
- Isabell Ek
- Iva Marinkovic
- Iva Jovic
- Isabella Colmenares B
- Ilker/Ursan