以下是王国之心系列的角色列表。

索拉（Sora）= そら（空）= 天空

索拉（Sora），是王国之心主系列的大部分主角，洛克萨斯的本体。索拉原本与朋友住于命运小岛，但因无心者的毁灭命运小岛和获得钥刀而四处旅游。后来与**及高飞合作。 最后他在1代打败安森并关上了王国之心大门，为世界换得了和平。但仍为了寻找国王与里克而继续上路。

武器：钥刀

洛克萨斯（Roxas）=SORA+X=ROXAS

《王国之心358/2 DAYS》的主角，是索拉的无形者，曾加入XIII机关，后为寻找身世和找回希恩（Xion），背叛机关，后被迪兹（DiZ）指引的里克打败，然后被迪兹消除记忆后放在仿真的黄昏镇，最终让他们二人融合，索拉在2代苏醒。属性：光，最后在2代FM在心像世界决斗时被索拉打败。洛克萨斯（Roxas）是由Sora四字重组再在中间加上X字。

Kingdom Hearts is a series of action role-playing games developed and published by Square Enix (formerly Square). It is the result of a collaboration between Square Enix and Disney Interactive Studios. Kingdom Hearts is a crossover of various Disney settings based in a universe made specifically for the series. The series features a mixture of familiar Disney, Final Fantasy and The World Ends with You characters, as well as several new characters designed by Tetsuya Nomura. In addition, it has an all-star voice cast which includes many of the Disney characters' official voice actors.