Daisy and Luigi have been portrayed as a couple since NES Open Tournament Golf where Daisy takes the role of being Luigi's caddie.
Trivia. In the live-action film adaption, Daisy is Luigi's girlfriend, thus making the ship canon in the film's universe. However, it does not make the pairing's relationship official, because the film takes place in an alternate universe.
In the intro of Mario Party: Island Tour, she is seen walking with Luigi and talking with him, which shows that she has feelings for Luigi. The information for Daisy's trophy in Super Smash Bros. Melee says that she is Luigi's lover. Daisy also appeared in Mario spin-off games since NES Open Tournament Golf in 1991.
Princess Peach and Daisy are close friends. They have interacted each other since Mario Tennis. The Mario Power Tennis website refers Daisy as Peach's sister-in-arms. Princess Peach missed female companionship the Mushroom Kingdom until Daisy resided that place; this may consider close friendship.
Daisy is not part of the main Mushroom Kingdom as she lives in another kingdom called Sarasaland. Princess Peach wanted to enjoy a vacation with Luigi and Mario and so she came with them.
It's clear that Luigi and Daisy are boyfriend and girlfriend, it's been shown and hinted at many times on different games, there's been a statue of them, the moments they share, etc.
☀ Princess Daisy has appeared in over 70 games, which makes her the second most appearing female video game character. Only Peach has appeared in more games (more than 90 games). However, nearly all of these games are spin-off titles, which may be why some people refer to her as the "Queen of spin-offs".
Peach and Daisy are shipped together due to their statuses as princesses. Their close friendship is yet another reason as well. The ship itself goes into the trope of friends to lovers, as well as subverting the save the princess trope in certain fics.
Rosalina is portrayed as having a crush on Daisy in most works. Despite this, Rosalina will usually be the one giving kisses. With their main colors being complementary with each other, some art may experiment with color palettes and theming as well.
Eventually, Gatsby won Daisy's heart, and they made love before Gatsby left to fight in the war. Daisy promised to wait for Gatsby, but in 1919 she chose instead to marry Tom Buchanan, a young man from a solid, aristocratic family who could promise her a wealthy lifestyle and who had the support of her parents.
Even though she was still in love with Gatsby, Daisy most likely married Tom because she knew he could provide her with more material comforts.
and Luigi both have a crush on Daisy, according to the Mario Party 4 guide. Daisy, however, does not have feelings towards Waluigi, and this is further evident in other games.
Pimped-Out Dress: Despite being characterized as a tomboy, she's often depicted with her orange floofy dress, which is sometimes shown as being more intricate than Peach's.
She wants to see the world, and have adventures of her own, and she doesn't want to marry yet.
In September 2015, at the Super Mario Bros. 30th Anniversary festival, Miyamoto stated that Mario's full name was Mario Mario. As a result, this indirectly confirms Luigi's full name to be Luigi Mario.
Though these are not considered "canon" to the greater Mario series, Daisy quickly established herself to be almost as iconic as the likes of Luigi, Princess Peach, and Bowser and there's hardly any spin-off without her. Personality-wise, she distinguishes herself from Peach by being more of a tomboy and go-getter.
She is a tomboy, a trait first stated in her debut appearance, Super Mario Land. Following this game, she did not make another major appearance until Mario Tennis on the Nintendo 64 eleven years later, after which she became a recurring character.
Princess Daisy is the ruler of Sarasaland and a close friend of Princess Peach. She is also a rival of Wario and Waluigi in various sports games and Luigi's "love interest".
Daisy, princess of Sarasaland and Luigi's love interest first appeared in Super Mario Land (1989).
However, not only are Mario and Peach not officially dating, but Luigi is shown to be loyal to his brother. This belief has began to die down due to rebuttals. Nonetheless, fan content of the relationship will usually have Princess Peach give Luigi kisses or cake in reference to her rewards in most games.
Conversation. Rosalina the Giant: Rosalina wasn't always meant to be so huge. She was originally shorter, but Mario Kart's producer asked the Galaxy devs to make her bigger -- so she could become Mario Kart Wii's first female heavyweight.
Clawdia Koopa is or was Bowser's wife and is the mother of Bowser Jr. and other 7 Koopalings.
The King (as his role is credited) appears as a character in the Super Mario Bros. film. He is Daisy's father, husband of the late queen and the king of Dinohattan prior to the film's plot where President Koopa overthrows his government.