No, they are separate iterations of the same comic book character.

While both characters share the name Jean Grey and possess telepathic and telekinetic abilities, they exist in completely different movie universes and continuity timelines:

1. Jean Grey in X-Men Universe

• Actor: Famke Janssen
• Universe: 20th Century Fox's original X-Men Universe (X-Men, X2, The Last Stand, The Wolverine).
• Context: She is an established member of the X-Men who underwent a dark cosmic transformation into the Dark Phoenix in X-Men: The Last Stand (2006) before being killed by Logan. In The Wolverine, she appears purely as a manifestation of Logan's inner guilt and trauma.

2. Jean Grey in Spider-Man: Brand New Day (2026)

• Actor: Sadie Sink
• Universe: Marvel Cinematic Universe (MCU, Earth-616).
• Context: This version is a brand-new reboot of the character introduced into the main MCU. She is introduced as a lonely, troubled teenager struggling with raw mutant powers—specifically her telepathy and mind-possession abilities—before ever encountering Charles Xavier or joining the X-Men.

Sadie Sink's portrayal in Brand New Day marks the official fresh-start introduction of Jean Grey for the MCU's upcoming X-Men storyline, completely distinct from Famke Janssen's (and later Sophie Turner's) previous portrayal in Fox's X-Men films.

When discussing how the Marvel Cinematic Universe (MCU) handles intellectual property (IP) transformations and integrations—such as reacquiring, rebooting, or incorporating external characters (from Fox, Sony, Netflix, or traditional comic runs)—Marvel Studios uses a distinct two-pronged approach: Business & Licensing Strategy and Creative Narrative Mechanics.

1. Business & Licensing Strategy

Marvel's approach to IP management evolved from licensing away rights in the late 1990s to consolidating them under Disney.

• Reacquisition via Corporate Acquisitions: The most direct method is acquiring the parent entity holding the rights. Disney's 2019 purchase of 21st Century Fox brought key IP—including the X-Men, Fantastic Four, and Deadpool—directly back to Marvel Studios without requiring complex licensing deals.
• Shared Licensing Partnerships (e.g., Sony): For IP where the rights holder will not sell (such as Sony retaining Spider-Man film rights), Marvel handles the IP through profit-sharing and co-production agreements. Marvel Studios produces the films creatively to integrate the character into Earth-616, while Sony handles distribution and financial backing.
• Reclaimed Character Windows: For characters licensed under television or third-party streaming deals (such as Netflix's Daredevil, The Punisher, and Kingpin), Marvel handles IP recovery by waiting out exclusivity moratoria (typically 2 years post-cancellation) before canonizing or soft-rebooting them directly into main MCU projects (Daredevil: Born Again).

2. Creative & Narrative Mechanics

Once the legal rights to an IP are secured, Marvel Studios uses three distinct narrative models to transform external characters into internal MCU canon:

A. The Multiverse Bridge (Legacy Nostalgia to Reboot)

Rather than immediately recasting or ignoring legacy film versions, Marvel uses the Multiverse concept as a narrative bridge:

• Characters from previous non-MCU film universes (e.g., Tobey Maguire and Andrew Garfield's Spider-Men, Hugh Jackman's Wolverine, Ryan Reynolds' Deadpool) are introduced as variant entities from parallel dimensions.
• This respects legacy fan affection, clears up continuity confusion, and creates a story reason for eventual universe mergers or reboots (such as soft resets following major event films like Avengers: Secret Wars).

B. Soft Reboots & Character Redefinition

When integrating IP previously adapted elsewhere, the MCU often alters the origin or context to prevent audience fatigue:

• Fresh Starts without Origin Re-hashes: Major integrated characters (like MCU Spider-Man or MCU Jean Grey) bypass traditional, retold origins (Spider-Man skips the spider-bite and Uncle Ben; Brand New Day introduces Jean Grey as a troubled, isolated teen discovering her powers before Xavier's academy is established).
• Tonal Realignment: Characters undergo tonal adjustments to fit Earth-616's aesthetic and broader universe stakes while retaining their core identity.

C. The "Anchor and Branch" Sub-Franchise Strategy

To prevent narrative overload across 30+ interconnected projects, Marvel organizes integrated IP into distinct narrative "silos":

• Street-Level: Grounded, urban narratives (Daredevil, Spider-Man).
• Cosmic: Outer space and intergalactic threats (Guardians, Nova).
• Supernatural: Occult and horror-adjacent IP (Blade, Moon Knight).
• Mutant/X-Gene: Mutant-focused storylines (X-Men).

This allows new or transformed IP to function as standalone sub-franchises without requiring viewers to watch every unrelated MCU release to stay caught up.

In Spider-Man: Brand New Day (2026), there is no character detail where Peter Parker shakes a bouquet horizontally before purchasing it.

Where the Concept Comes From

If this stems from general flower-handling tips or behind-the-scenes floral discussions, shaking a bouquet horizontally is a practical floristry technique:

• Settling Stems: Florists hold or shake loose bouquets horizontally/parallel to the ground to let stems naturally separate and breathe without gravity pulling them down vertically.
• Debris & Excess Water: Shaking a bouquet horizontally clears excess water droplets, dead foliage, or loose petals before wrapping.