Agent noun of apologize: one who apologizes.(noun)
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Use "apologizer" in a sentence
"These days, we pay loads of attention to the moment of apology and not so much to the follow up, to what the "apologizer" does to make the sorry stick."
"I don't know for what yet, but I am sure the the apologizer in chief will apologize for previous administration upholding their oath to protect and defend the Constitution of the United States."
"Still to come: The US trade deficit has grown due to Chinese imports; BP apologizer Rep. Joe Barton may yet helm the Energy Committee; the schools of the much-touted Harlem Children's Zone are coming up short; and a ukelele orchestra covers Talking Heads."