Many. Jon Anderson, whose recent death is a loss to the poetry community comes to mind right off the bató
The selection in the site above is limited. I'm hunting for books of his after about 1972.
William Everson/Brother Antoninus, for whom I cannot find a downloadable sample to offer you; and Albert Goldbarth, who, despite winning the National Book Critics Circle Award twice for poetry has still not gotten the recognition he deserves.
There are bound to be many other samples of Albert Goldbarth's work floating around out there; he's been incredibly prolific. You might try searching out other stuff. His most recent book, by the way, which is nowhere near a collected poems, and doesn't contain much of his best work, is called, The Kitchen Sink. As you guess, he has a sense of humor.