Free Champions

EUW
Anivia
Anivia
Annie
Annie
Ashe
Ashe
Diana
Diana
Dr. Mundo
Dr. Mundo
Ekko
Ekko
Janna
Janna
Jinx
Jinx
Lee Sin
Lee Sin
Leona
Leona
Ornn
Ornn
Rumble
Rumble
Trundle
Trundle
Yasuo
Yasuo

Summonerdz.com provide simple data regarding league of legends such as :

And for a given summoner name :

More coming such as :

Ingame related datas are available in each supported language of League of Legends.