Widgets

you could try and use:
http://codex.wordpress.org/Function_Reference/the_widget

or plugins:
http://wordpress.org/extend/plugins/add-widgets-to-page/
(no idea if this will work; have not used or tested any of them)

searching the web for ‘adding dynamic sidebar wordpress’ should result in a few ideas.

http://codex.wordpress.org/Function_Reference/dynamic_sidebar
http://codex.wordpress.org/Function_Reference/register_sidebar