The claim that Maria Corina Machado is a strong supporter of Donald Trump and dedicated her Nobel Peace Prize to him is mostly true because multiple reliable sources confirm her public dedication of the award to Trump for his support of Venezuela's pro-democracy movement, though the characterization of her as a 'huge MAGA supporter' is somewhat interpretive and not explicitly detailed in all sources.
Maria Corina Machado is a huge Trump MAGA supporter. She even dedicated her peace prize to Donald Trump.

Nobel Peace Prize chair gives sneering justification for snubbing Trump for Venezuelan opposition leader Maria Corina Machado - Daily Mail Online
Source: dailymail.co.uk
Key Evidence
Maria Corina Machado publicly dedicated her Nobel Peace Prize to Donald Trump for his support of Venezuela's democracy movement.
ndtv.comndtv.comNobel Peace Prize Winner Maria Corina Machado Dedicates Award To Trump
newsweek.comnewsweek.comNobel Peace Prize Winner María Corina Machado Dedicates Award to Donald Trump
Multiple independent outlets report Machado's view of Trump as the best chance for regime change in Venezuela.
independent.co.ukindependent.co.ukNobel Peace Prize winner Maria Corina Machado is one of Trump’s biggest fans
The Nobel Peace Prize was awarded to Machado instead of Trump despite his campaign for it.
dailymail.co.ukdailymail.co.ukNobel Peace Prize chair gives sneering justification for snubbing Trump for...
thehill.comthehill.comNobel Peace Prize awarded to María Corina Machado, not Donald Trump
What the Evidence Shows
Maria Corina Machado, the Venezuelan opposition leader awarded the 2025 Nobel Peace Prize, publicly dedicated her award to both the people of Venezuela and U.S. President Donald Trump, citing his 'decisive support' for Venezuela's pro-democracy cause.ndtv.comndtv.comNobel Peace Prize Winner Maria Corina Machado Dedicates Award To Trump Several reputable news outlets, including The Independent and Newsweek, report that Machado views Trump as a key ally in the effort to promote democratic rights and regime change in Venezuela.
independent.co.ukindependent.co.ukTrump fails in bid for Nobel Peace Prize as Venezuelan politician Maria Corina...+2 more This indicates a clear political alignment and appreciation for Trump's policies regarding Venezuela.
However, while Machado's dedication and praise for Trump are well documented, the phrase 'huge Trump MAGA supporter' is more interpretive. The sources emphasize her gratitude and political alignment with Trump's stance on Venezuela but do not explicitly label her as a MAGA movement adherent or detail her involvement with broader MAGA ideology beyond support for Trump's Venezuela policy. Therefore, the claim is accurate regarding her dedication of the peace prize to Trump and her support for his Venezuela policy but somewhat generalized in labeling her as a 'huge MAGA supporter.'
No sources indicate any contradiction or denial of this dedication or support. The context also clarifies that Machado was awarded the Nobel Peace Prize over Trump, who was a candidate but did not receive it.dailymail.co.ukdailymail.co.ukNobel Peace Prize chair gives sneering justification for snubbing Trump for...
thehill.comthehill.comNobel Peace Prize awarded to María Corina Machado, not Donald Trump