No. You cannot remove your own comments. We will remove comments that violate our discussion policy, posted here: http://www.washingtonpost.com/news/ask-the-post/discussion-and-submission-guidelines/.
We generally don't remove comments that do not violate our standards, so please make sure you are comfortable with what you plan to post. If you have concerns about a comment you’ve posted, email the comments team at firstname.lastname@example.org with your username and the specific link to the comment you would like removed and we’ll be happy to take a look.