As he and his wife Michelle prepare to play host to David and Samantha Cameron on what has been designated "an official visit with a state dinner" - only the Queen can make a state visit - diplomats are noting the warmest language he has ever used about Britain.
In a briefing to White House correspondents last week an Obama spokesman twice referred to the "special relationship", highlighted the "strong personal bond" between the two leaders and described Britain as "our closest partner in the world" - the most enthusiastic assessment of US-UK ties since Mr Obama took office.
It's about time.
I think an apology for our attitude the last several years might actually be appropriate.
So welcome Prime Minister Cameron. I said that our bond with Britain was stronger than a single president's disdain for our alliance. Who knew it would be demonstrated before a new president takes office?
