According to the paper, the single mom also went out in Miami the following night with a group of friends to Casa Tua.
In July, Murray, 32, denied rumors that he was dating Nordegren.
Underwood and Fisher were married in 2010 and have one son together, Isaiah Michael Fisher.
Other notable WAGs of this year's Stanley Cup Finals are Ryan Johansen's girlfriend, Madison Bell, Kris Letang's partner Catherine Laflamme and Evgeni Malkin's girlfriend Anna Kasterova.
The athlete told Swedish tabloid Expressen, "We are not dating and we have never dated." PHOTOS: Shocking celebrity splits Indeed, Nordegren seems to be enjoying the single life.
After settling her divorce from Woods in 2010 for 0 million, she purchased a North Palm Beach estate for .2 million -- only to have it demolished to build her dream multi-million-dollar mansion.
RELATED: A look at the wives and girlfriends of the 2017 Stanley Cup Finals The Penguins solidified their Finals spot when they defeated the Ottowa Senators 3-2 in Game 7 of the Eastern Conference Finals.
"She believes the individuals responsible for hacking her private photos as well as the websites that encourage this detestable conduct should be prosecuted to the fullest extent under the law.” The photo hack is the latest in a string of incidents that have plagued Woods this summer.
Since the split, Nordegren has also been romantically linked to hockey player Douglas Murray and financier Jamie Dingman.
Click through the slideshow below to find out what else Nordegren has been up to post-Tiger.
The article also claimed that Smith became extremely upset when she found out about Woods' DUI arrest in May while she was shopping at Neiman Marcus, which is also contradictory to Woods saying the relationship ended a year ago.
reports Tiger Woods' ex-wife enjoyed a dinner date with Swedish hockey player Douglas Murray in Miami on Dec. PHOTOS: Women who've been cheated on Nordegren, 32, was spotted dining with the athlete and two of her siblings at high-end eatery Mr. After the meal, the former model reportedly headed to Hyde nightclub to keep the evening going.