Trump's post-election cabinet selections are the dominant driver behind trader consensus favoring Robert F. Kennedy Jr., J.D. Vance, and Marco Rubio as frontrunners for the 2028 Republican presidential nomination, with RFK Jr. at 49%, Vance at 37%, and Rubio at 27.5% implied probabilities. RFK Jr.'s HHS secretary nomination amplifies his visibility among populist voters focused on health policy, building on his prior Trump endorsement and independent campaign momentum. Vance, as vice president-elect, benefits from direct succession positioning and loyalty to Trump. Rubio gains from his secretary of state pick, highlighting foreign policy expertise. These high-profile roles signal potential endorsements, though confirmation hearings and Trump's influence remain key uncertainties shaping long-term odds.
Experimental AI-generated summary referencing Polymarket data · UpdatedRepublican Presidential Nominee 2028
Republican Presidential Nominee 2028
J.D. Vance 37.0%
Marco Rubio 27.5%
Tucker Carlson 3.9%
Ron DeSantis 3.2%
$449,751,035 Vol.
$449,751,035 Vol.

J.D. Vance
37%

Marco Rubio
27%

Tucker Carlson
4%

Ron DeSantis
3%

Donald Trump
2%

Thomas Massie
2%

Donald Trump Jr.
2%

Glenn Youngkin
1%

Rand Paul
1%

Vivek Ramaswamy
1%

Matt Gaetz
1%

Nikki Haley
1%

Ted Cruz
1%

Elon Musk
1%

Ivanka Trump
1%

Greg Abbott
1%

Brian Kemp
1%

Katie Britt
1%

Marjorie Taylor Greene
1%

Robert F. Kennedy Jr.
1%

Tulsi Gabbard
1%

Sarah Huckabee Sanders
1%

Josh Hawley
1%

John Thune
1%

Eric Trump
1%

Kim Kardashian
1%

Elise Stefanik
1%

Kristi Noem
1%

Joe Kent
1%

Tom Brady
1%

Steve Bannon
1%

Pete Hegseth
1%

Byron Donalds
1%

Erika Kirk
1%

Mike Pence
1%
J.D. Vance 37.0%
Marco Rubio 27.5%
Tucker Carlson 3.9%
Ron DeSantis 3.2%
$449,751,035 Vol.
$449,751,035 Vol.

J.D. Vance
37%

Marco Rubio
27%

Tucker Carlson
4%

Ron DeSantis
3%

Donald Trump
2%

Thomas Massie
2%

Donald Trump Jr.
2%

Glenn Youngkin
1%

Rand Paul
1%

Vivek Ramaswamy
1%

Matt Gaetz
1%

Nikki Haley
1%

Ted Cruz
1%

Elon Musk
1%

Ivanka Trump
1%

Greg Abbott
1%

Brian Kemp
1%

Katie Britt
1%

Marjorie Taylor Greene
1%

Robert F. Kennedy Jr.
1%

Tulsi Gabbard
1%

Sarah Huckabee Sanders
1%

Josh Hawley
1%

John Thune
1%

Eric Trump
1%

Kim Kardashian
1%

Elise Stefanik
1%

Kristi Noem
1%

Joe Kent
1%

Tom Brady
1%

Steve Bannon
1%

Pete Hegseth
1%

Byron Donalds
1%

Erika Kirk
1%

Mike Pence
1%
The resolution source for this market will be a consensus of official Republican Party sources.
Any replacement of the Republican nominee before election day will not change the resolution of the market.
Market Opened: Jul 11, 2025, 3:21 PM ET
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Trump's post-election cabinet selections are the dominant driver behind trader consensus favoring Robert F. Kennedy Jr., J.D. Vance, and Marco Rubio as frontrunners for the 2028 Republican presidential nomination, with RFK Jr. at 49%, Vance at 37%, and Rubio at 27.5% implied probabilities. RFK Jr.'s HHS secretary nomination amplifies his visibility among populist voters focused on health policy, building on his prior Trump endorsement and independent campaign momentum. Vance, as vice president-elect, benefits from direct succession positioning and loyalty to Trump. Rubio gains from his secretary of state pick, highlighting foreign policy expertise. These high-profile roles signal potential endorsements, though confirmation hearings and Trump's influence remain key uncertainties shaping long-term odds.
Experimental AI-generated summary referencing Polymarket data · Updated
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