Gamma Eta (ΓΗ) is an American multicultural collegiate sorority. It formed at the University of Florida in 1995 and was the first sorority created in the State of Florida. It was chartered and incorporated in 1999. Gamma Eta is a member of the National Multicultural Greek Council.

Eighteen women created Gamma Eta Society at the University of Florida in Gainesville on October 18, 1995 under the leadership of Ilena Camilo. In the years leading up to 1995, there were many questions regarding the role of the Latino community at the University of Florida. There was a low retention rate for Latino students and a large cultural disconnect at the campus. In direct response to those issues, the Founding Mothers led the efforts to create a sorority for women of diverse backgrounds to provide a social and academic support system.

The founders of Gamma Eta were:

The founders initiated the first class in the spring of 1996. The sorority was chartered and incorporated on August 2, 1999. It was admitted to the local Multicultural Greek Council as an associate member on November 22, 1999. The sorority was chartered and incorporated on August 2, 1999.

In 2004, it added the Beta chapter at the University of North Florida. This was followed by Gamma at the University of Arkansas in 2005. As of 2024, the sorority has seven chapters.

Gamma Eta became a full member of the National Multicultural Greek Council in 2006.

Gamma Eta Society's mottos is Hoy y Siempre or "Today and Always". Its symbols are the sun and fleur-de-lis. Its flower is the sunflower. Its colors are purple and teal. The sorority's crest is purple, featuring a teal chevron with seven yellow stars, the fleur-de-lis and sunflower above the chevron, and the sun below the chevron.

The sorority's pillars are Sisterhood, Strength, Unity, Diversity, Scholarship, Leadership, and Service: Gamma Eta's publication is The Sunrise.