Rename the Gulf of Mexico to the Chicxulub Gulf


Rename the Gulf of Mexico to the Chicxulub Gulf
The Issue
The Gulf of Mexico is a name known worldwide, yet it does not reflect the rich geological history and significance of the region. We propose renaming it to the Chicxulub Gulf to honor the location's defining characteristic: the Chicxulub crater, which is one of Earth's most significant geological features.
Approximately 66 million years ago, a massive asteroid impact near the present-day Yucatán Peninsula created the Chicxulub crater. This catastrophic event led to the extinction of about 75% of all species on Earth, including the dinosaurs, and paved the way for the rise of mammals and eventually human beings. The crater’s discovery in the late 20th century became a critical turning point in understanding Earth’s history and the role of impact events in shaping the planet’s biological evolution.
Renaming the Gulf not only acknowledges this globally significant geological event but also educates and inspires. It serves as a reminder of the planet's vulnerability and the impact of catastrophic events, while also highlighting the scientific achievements in uncovering this piece of Earth's history.
This change would create a unique identity for the Gulf, distinguishing it from other bodies of water and fostering a sense of pride and identity for those living around it. It could potentially boost educational tourism and encourage scientific research, leading to economic growth and increased awareness of our planet's past.
We call upon international geographical naming authorities and the governments of countries bordering the Gulf to consider and endorse the renaming proposal. By rebranding the Gulf of Mexico as the Chicxulub Gulf, we honor the region’s ancient past and emphasize its importance in global history.
Sign this petition to support the renaming of the Gulf of Mexico to the Chicxulub Gulf, a name that truly reflects its geohistorical significance and promotes global awareness of our shared natural history.

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The Issue
The Gulf of Mexico is a name known worldwide, yet it does not reflect the rich geological history and significance of the region. We propose renaming it to the Chicxulub Gulf to honor the location's defining characteristic: the Chicxulub crater, which is one of Earth's most significant geological features.
Approximately 66 million years ago, a massive asteroid impact near the present-day Yucatán Peninsula created the Chicxulub crater. This catastrophic event led to the extinction of about 75% of all species on Earth, including the dinosaurs, and paved the way for the rise of mammals and eventually human beings. The crater’s discovery in the late 20th century became a critical turning point in understanding Earth’s history and the role of impact events in shaping the planet’s biological evolution.
Renaming the Gulf not only acknowledges this globally significant geological event but also educates and inspires. It serves as a reminder of the planet's vulnerability and the impact of catastrophic events, while also highlighting the scientific achievements in uncovering this piece of Earth's history.
This change would create a unique identity for the Gulf, distinguishing it from other bodies of water and fostering a sense of pride and identity for those living around it. It could potentially boost educational tourism and encourage scientific research, leading to economic growth and increased awareness of our planet's past.
We call upon international geographical naming authorities and the governments of countries bordering the Gulf to consider and endorse the renaming proposal. By rebranding the Gulf of Mexico as the Chicxulub Gulf, we honor the region’s ancient past and emphasize its importance in global history.
Sign this petition to support the renaming of the Gulf of Mexico to the Chicxulub Gulf, a name that truly reflects its geohistorical significance and promotes global awareness of our shared natural history.

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The Decision Makers
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Petition created on May 11, 2026
