Shortly after Trump's inauguration, the former House speaker previously told CNN that he had no plans to move to Italy full-time if Trump offered his wife the position.
President Donald Trump will be visiting the Vatican later this month as part of his first foreign trip. Vincent Salamone, a spokesman for the Office of Government Ethics, however, confirmed that the office "completed its work and cleared her report on April 7".
Formerly Callista Bisek, she met Newt Gingrich, who later converted to Catholicism, in 1993 when she was a congressional aide.
Axios reported on Monday, citing an unnamed source, that the President had misgivings about sending Gingrich overseas because he enjoys watching her husband, former House Speaker Newt Gingrich, defending him on air.
Others who were considered include Rick Santorum, the former senator from Pennsylvania, who was an early favorite for the position but took his name out of the running because of the financial strain it would put on his family, according to one of the people with knowledge of the nomination process.
For almost two decades, Gingrich has belonged to the choir at the Basilica of the National Shrine of the Immaculate Conception in Washington, where she performs weekly.