How do I get the history of commits that have been made to the repository for a particular user?

I am able to access CVS either through the command line or TortioseCVS, so a solution using either method is sufficient.

+3  A: 
cvs history -u username

gives a history of changes the user has made

Bill the Lizard
+2  A: 

As a coder, I am mostly interested in commit changes, (as opposed to tagging, branching, etc), so I usually include the -c commit option as well:

cvs history -c -u username
Chris Noe