There are two Common Lisp bindings or libraries for Selenium:
http://forums.openqa.org/thread.jspa?messageID=13923
and
The latter generates the Common Lisp API from Selenium's own API description in XML at compile time and should automatically work with future versions of Selenium.
This page is linked from: CL-Selenium
CLiki pages can be edited by anyone at any time. Imagine a fearsomely comprehensive disclaimer of liability. Now fear, comprehensively