Koehler was born on September 30, 1992 in Amsterdam, Netherlands to a Dutch father and a Dominican mother.
Koehler moved to Puerto Rico when she was 8 years old and was raised in San Juan.
[3] On November 7, 2011, Koehler represented Río Grande at Miss Universe Puerto Rico 2012 and beat out 38 other contestants for the title, gaining the right to represent Puerto Rico at Miss Universe.
Pageant rules state that in order to compete participants must be citizens of Puerto Rico who have lived there for at least six months.
[4] On December 19, 2012, Koehler represented Puerto Rico at Miss Universe 2012 where she competed to succeed Leila Lopes of Angola.