Right-To-Left Support
RadCalendar fully supports right-to-left (RTL) language locales. You can enable/disable the right-to-left support using the RightToLeft enumeration, which has two members: Yes, No.
Setting RightToLeft
radCalendar1.RightToLeft = RightToLeft.Yes;
RadCalendar1.RightToLeft = RightToLeft.Yes