Rhona Cheryl Graff ^[1] is a long-standing executive assistant to Donald Trump and senior vice-president of the Trump Organization.^[2] She worked at Trump Tower in New York City for nearly thirty years prior to Trump's election to the United States Presidency, and has been described as Trump's 'gatekeeper'.^[3][4] Following Trump's election to the White House, Graff continued to handle his arrangements outside official engagements.^[5]

Graff grew up the daughter of Carl Kalman Graff and Elsie Ann Ratner Graff^[6] in the Queens borough of New York City.^[7] She holds a master's degree in psychology and education from Queens College.^[8][9]

In 1987 Graff heard of a job vacancy at Donald Trump's business, and successfully applied for it. She has since held the positions of assistant to the president and senior vice-president within the Trump Organization, handling a large quantity of Trump's business activity and acting as occasional spokesperson. She has also appeared alongside Trump on NBC television show The Apprentice and has been a judge on Miss Teen USA.

Graff has been nicknamed "Trump's right hand".^[10] John Catsimatidis has similarly remarked, "If I really wanted to whisper something in his ear, I would probably go to Rhona". In a 2004 interview with Real Estate Weekly Graff stated, "Everybody knows in order to get through to him they have to go through me, so they are always on their best behavior".^[11][12] She has been a contributor to Inside Tennis magazine.^[13]

Graff lives in New York.^[18] In 1993, she married New York City's former Deputy Commissioner of Transportation, Lucius Joseph Riccio, in a ceremony performed by New York City Mayor David N. Dinkins at the Plaza Hotel.^[19][20]

• Timeline of Russian interference in the 2016 United States elections
• Timeline of investigations into Trump and Russia (July–December 2017)