Benjamin "Benji" Nathanial Ungar (born January 19, 1986) is a US Men's Épée fencer.

[6] While a student at school, he wrote a historical paper on William Hogarth's Southwark Fair, which was published on the Internet and is still available in an updated version.

[4] He was a member of US National Men's Epee Team at Cadet and Junior World Championships in 2002, 2003, and 2006.

[12] Ungar became the third Harvard men's fencer to win an NCAA individual title, and was Academic All-Ivy League.

In 2011, he accepted an award for Best Basic Science Paper by the International Society for the Advancement of Spine Surgery.