In the cutthroat arena of modern monarchy, where every curtsy, every headline, and every Instagram post is dissected like a crime scene, one rivalry stands out as the most toxic and enduring of all. Meghan Markle, once hailed as the fresh-faced Hollywood royal who would modernize the Firm, now stands accused by palace insiders of nursing a simmering, all-consuming hatred for Princess Catherine – a hatred rooted not in politics or protocol, but in raw, burning jealousy.

What began as quiet side-eye glances during those early double dates at Kensington Palace has exploded into what multiple royal biographers and former staffers describe as “eternal hatred.” Sources close to both households paint a picture of a woman tormented by comparisons she can never escape. “Meghan never got over the fact that Catherine was the one everyone truly loved,” one longtime palace aide whispers. “And that envy has only grown darker with time.”
Here, for the first time, we lay bare the eight explosive reasons why Meghan Markle’s jealousy of Princess Catherine has hardened into a lifelong vendetta – reasons so deep, so personal, and so revealing that they explain why the two women will likely never share a genuine smile again.
Reason 1: Born to Be Queen – Catherine’s Destined Crown vs. Meghan’s Hollywood Dream
From the moment Meghan stepped into the royal spotlight, she was painfully aware that Catherine was the heir’s wife – the future Queen Consort, destined for the throne itself. Insiders say Meghan, who arrived with visions of global influence and A-list power, couldn’t stomach watching Catherine glide effortlessly into the role she herself craved.
Royal biographer Tom Bower, in his bombshell book Revenge, detailed how Meghan grew visibly frustrated by the constant comparisons. “Catherine was the perfect royal bride – poised, dutiful, naturally elegant. Meghan saw herself as the star, but the public and the Palace kept reminding her she was second fiddle.” That realization, sources claim, planted the first seeds of hatred. Every time Catherine appeared at Trooping the Colour or a state banquet, radiating future-queen energy, Meghan’s resentment deepened. “She wanted to be the one rewriting the rules,” an ex-staffer reveals, “but Catherine was living the fairy tale Meghan could only act out.”
Reason 2: The Kensington Palace Apartment Envy That Sparked Early Tensions
Paul Burrell, Princess Diana’s former butler, has repeatedly pointed to the housing battle as the moment jealousy turned personal. When Prince William and Catherine were granted the grand, historic Apartment 1A at Kensington Palace – complete with its ballroom, sweeping gardens, and prestige – Meghan and Harry were given a smaller cottage nearby. “Meghan was furious,” Burrell has claimed in interviews. “She saw it as proof that Catherine was the favored daughter-in-law.”
Imagine the sting: Meghan, fresh from Suits and Los Angeles luxury, forced to watch Catherine host glittering receptions in a palace apartment while she and Harry made do with Frogmore Cottage. Palace insiders say this slight fueled endless passive-aggressive jabs, with Meghan allegedly complaining that the Waleses “got everything” while the Sussexes were sidelined. That early envy, sources insist, never faded – it festered.
Reason 3: The ‘Perfect’ Comparison Trap – Why Meghan Could Never Measure Up
Tom Bower and multiple royal watchers have chronicled how Meghan despised being endlessly measured against Catherine. Polls, fashion spreads, and public adoration consistently crowned Kate the more beloved, more stylish, more “royal” of the two. “Meghan hated the narrative that Catherine was the elegant one while she was the ‘difficult’ American,” a source close to the Sussexes admits.
Every glowing headline about Catherine’s effortless charm – her ability to wear the same coat three times without criticism, her warm interactions with children – felt like a dagger. Meghan, who had built a career on being the bold, boundary-breaking star, found herself cast as the outsider. “The comparisons ate her alive,” Bower wrote. That constant reminder that Catherine was the one the public truly embraced turned professional rivalry into personal loathing.
Reason 4: The Bridesmaid Dress Drama – The Public Humiliation That Lit the Fuse
The infamous 2018 bridesmaid dress fitting has become royal folklore, but insiders say the real story reveals Meghan’s deep-seated resentment. Reports (later contradicted by Meghan’s own Oprah interview) claimed she reduced Catherine to tears over the fit of Princess Charlotte’s dress. Palace veterans insist the clash wasn’t just about fabric – it was about control, status, and Meghan’s frustration that Catherine, as the senior royal, could still “pull rank.”
“Meghan saw the entire wedding prep as her moment to shine,” a former courtier reveals. “Instead, she felt overshadowed by Catherine’s natural authority.” The story leaked, the world sided with the “perfect” mother-of-the-bridesmaid, and Meghan’s humiliation was complete. Sources say that day cemented her belief that Catherine was the golden child – and she would never forgive her for it.
Reason 5: Style and Fashion Icon Status – The Wardrobe Wars Meghan Lost
Catherine is a global fashion phenomenon. Her coat-dress-and-fascinator combos sell out in minutes; her subtle, elegant choices make her a style icon without trying. Meghan, who arrived with designer ambitions and a Netflix deal, watched in frustration as her bold looks were often criticized while Catherine’s classic elegance was praised universally.
“Meghan poured money and effort into her wardrobe to outshine Catherine,” one fashion insider claims. “But the public kept choosing Kate.” From the Queen’s heirloom jewels (which Catherine wore with effortless grace) to the simple pearl earrings vs. Meghan’s statement pieces, every outfit became a battlefield. The jealousy extended to charity work too – Catherine’s early years initiatives drew universal acclaim while Meghan’s projects faced scrutiny. “It drove her mad,” a source says.
Reason 6: Motherhood and the ‘Perfect Family’ Image
Catherine’s wholesome, photogenic family life – three well-behaved children, loving marriage, effortless multitasking – is the ultimate royal fairy tale. Meghan, raising Archie and Lilibet far from the spotlight in California, reportedly seethes at the narrative that Catherine is the ideal royal mother.
Insiders point to Christmas cards, school runs, and public appearances where Catherine appears radiant and in control. “Meghan wanted that image for herself,” a Montecito source whispers, “but Catherine got the Palace-approved version.” The contrast between the Waleses’ stable, adored family unit and the Sussexes’ more chaotic, media-battling existence only intensified the hatred.
Reason 7: Public Love and Poll After Poll – The Adoration Meghan Craved
Year after year, popularity polls place Princess Catherine at or near the top, while Meghan languishes lower. Recent U.S. tours and joint appearances have only highlighted the gap, with American crowds reportedly more excited about a potential Kate visit than anything the Sussexes offer.
“Meghan checks those polls obsessively,” a former aide claims. “Every time Catherine tops the list, it’s like salt in the wound.” The public’s unwavering love for the “people’s princess 2.0” – warm, dutiful, scandal-free – stands in stark contrast to the controversies surrounding Meghan. That gap, sources say, has turned into outright contempt.
Reason 8: The Ongoing Spotlight Stealing – From Christmas Concerts to U.S. Tours
Even after Megxit, the rivalry rages on. Insiders claim Meghan was livid when reports surfaced of Kate potentially stealing thunder during U.S. visits or Christmas concerts. Every time Catherine appears at a high-profile event – whether it’s a glittering gala or a simple school visit – Meghan allegedly sees it as a deliberate attempt to remind the world who the real star is.
“Harry has tried to broker peace,” one source reveals, “but Meghan refuses. She believes Catherine will always be the favorite, and that belief has poisoned everything.”
In the end, this isn’t just a sister-in-law spat. It’s a clash of two women who both wanted the same throne – one by birthright and grace, the other by ambition and charisma. Palace insiders say the hatred is now “eternal” because at its core, it’s about something Meghan can never change: Catherine was always going to be the one the world chose.
As the Sussexes build their California empire and the Waleses prepare for the ultimate royal destiny, one thing remains crystal clear – the green-eyed monster that first appeared in 2017 has only grown stronger. And in the world of royalty, some feuds aren’t meant to end.
They’re meant to define eras.
What do you think – is this jealousy truly eternal, or is there still hope for a royal reunion? Drop your thoughts below.