from Tkinter import * root = Tk() root.title('Radiobutton') fruit=[('Option 1', 1), ('Option 2', 2), ('Option 3', 3), ('Option 4', 4), ('Option 5', 5), ('Option 6', 6)] var = IntVar() for text, value in fruit: Radiobutton(root, text=text, value=value, variable=var).pack(anchor=W) var.set(3) root.mainloop()