1985 – Born on the 3rd of March in Beaverton, Ore.
2000 – She was the youngest member of the first U.S. team to win a world saber championship
2002 – Mariel was the first American fencer to hold the Jr. World Cup Champion title.
2003 – She graduated from Beaverton’s Valley Catholic High School
2004 – On the 17th of August, she won the Olympic Gold Medal in Women’s Sabre held in Athens. She defeating China’s Xue Tan.