TheTrump familyhas a new addition! A first daughter gave birth to her first son. Tiffany Trump, only child of PresidentDonald TrumpandMarla Maples, and her billionaire husband Michael Boulos, welcomed their son at 4:44 a.m. on May 15, following Mother's Day. Maples posted the time and a "welcome message" to her Instagram followers. Tiffany Trump's baby boy, with billionaire husband Michael Boulos, is the11th grandchild of Donald Trump and the first for Maples, a former model and second ex-wife to the commander-in-chief. Donald Trump and Maples were married from 1993 to 1999. (His first marriage to Ivana Trump − with whom he has three children: Donald Trump Jr., Ivanka Trump and Eric Trump − was from 1977 to 1990. He married current wife, First LadyMelania Trump, in 2005. They have one child together, their son Barron Trump). Tiffany Trump, the 31-year-oldmom and former modelmarried the 27-year-old businessman Boulos in 2022 at Mar-a-Lago, Donald Trump's private club and home in Palm Beach, Florida. Unlike her older siblings, Tiffany Trump has largely stayed out of the political arena during her father's nearly 10 years in the spotlight. Like her father,Tiffany Trump attended the University of Pennsylvaniaand graduated in 2016 with a bachelor's degree in sociology. After graduation, she continued her studies at Georgetown Law School in Washington, D.C. The couple met in 2018, when he was studying project management at City University of London and Tiffany Trump was a law student at Georgetown. Both were vacationing in Santorini and met in Mykonos at Lindsay Lohan's Beach Club, according toPeople magazine. News reports show Tiffany Trump and Boulos have lived in Miami, Florida, since Tiffany graduated from Georgetown University in 2020. Marla Maples moved back to Palm Beach Countyin 2022. Tiffany Trump and Boulos live fairly close to the rest of the Trump family in South Florida. On May 15, 2025,Tiffany Trump and Michael Bouloswelcomed a baby boy, Alexander Trump Boulos. Their son is the 11th grandchild for President Donald Trump and the first for Tiffany Trump's mother, the second ex-wife of Donald Trump, Marla Maples. Here's a list of Donald Trump's grandchildren and their parents: Kai Madison Trump, eldest daughter of Donald Trump Jr. and his ex-wife Vanessa Trump, and the eldest grandchild of Donald Trump Donald Trump III, the eldest son of Donald Trump Jr. and Vanessa Trump Spencer Trump, son of Donald Trump Jr. and Vanessa Trump Tristan Trump, son of Donald Trump Jr. and Vanessa Trump Chloe Trump, daughter of Donald Trump Jr. and Vanessa Trump Arabella Kushner, daughter of Ivanka Trump and husband, former White House senior adviser Jared Kushner Joseph Kushner, son of Ivanka Trump and Jared Kushner Theodore "Theo" Kushner, son of Ivanka Trump and Jared Kushner Luke Trump, son of Eric Trump and "Fox News" host Lara Trump Carolina Trump, daughter of Eric Trump and Lara Trump Alexander Trump Boulos, son of Tiffany Trump and Michael Boulos View this post on Instagram A post shared by Tiffany Trump (@tiffanytrump) Sangalang is a lead digital producer for USA TODAY Network. Follow her onTwitteror Instagram at@byjensangalang. Support local journalism.Consider subscribing to a Florida newspaper. This article originally appeared on Palm Beach Post:Tiffany Trump welcomes baby boy with Michael Boulos