The Grangers. Hermione's parents are Muggles, but if they were made aware of the wizarding world early on, they could adopt Harry. He'd have a stable, loving home environment and would also be exposed to Muggle knowledge, which could be really useful in his magical studies. For example, scientific methods could be applied to understanding some aspects of magic better.
One member could be an old, wise wizard who has been living in seclusion for years. He might have a deep knowledge of ancient magic and decides to share it with Harry. Another could be a young witch who is very talented in potions and charms. She could be like an older sister to Harry, helping him with his studies. And there could be a gruff but kind - hearted wizard who is an expert in defensive magic and teaches Harry how to protect himself.
His character might become more sophisticated. The French culture's influence could make him more refined in his manners.
It could be an old pure - blood family that has been in the background in the original series. Maybe the Blacks who have some complex family dynamics already and taking in Harry could add a whole new layer of drama.
Well, one possible plot could be that the OC family has some unique magical abilities or traditions that they introduce Harry to. For example, they might be experts in a particular type of magic that Hogwarts doesn't teach much about, like ancient rune magic for healing. The family could also have a different view on the wizarding world's politics, and through them, Harry gets a more well - rounded understanding of the magical society.
Well, it could be that the OC (original character) family is a powerful wizarding family. They might take Harry in because they sense his special nature. Maybe they teach him unique magic that he wouldn't have learned at the Dursleys or Hogwarts. They could also introduce him to a different side of the wizarding world, full of their family's traditions and secrets.
Well, he might grow up with a different set of values and magical education. The Greengrass family is known for their pure - blood status. Harry could have a more refined upbringing in terms of pure - blood traditions. He might also have a different relationship with the wizarding world at large, perhaps being more involved with the pure - blood society.
Well, if Harry Potter was adopted into the Malfoy family in fanfic, his life would change drastically. He would be exposed to a world of luxury and privilege that he has never known before. However, he would also be under the watchful eyes of Lucius and Narcissa Malfoy. They might try to mold him into their idea of a proper pure - blood wizard. But Harry, being Harry, would likely resist some of their attempts. And his presence in the Malfoy family could also potentially cause a rift between the family and Voldemort, since Harry is Voldemort's nemesis.
The Malfoy family would have to reevaluate their pure - blood ideology. Having Harry, who is a symbol of the defeat of pure - blood supremacist Voldemort, in their family would be a big shift. They might become more open - minded towards non - pure - blood wizards. Also, their relationship with the other Death Eaters would be strained as Harry is their enemy.
In this 'Harry Potter adopted by French family fanfic', his family could introduce him to a whole new set of wizarding traditions. For example, French wizarding families might have different ways of celebrating holidays or coming - of - age ceremonies. Harry could also make new friends in the French wizarding community who have different personalities and magical abilities compared to his Hogwarts friends. His French family might also have a different attitude towards things like pure - blood and Muggle - born wizards, which could shape Harry's views in a new way.
Harry's character would likely become more open - minded. Since the OC family is different from the Dursleys and even Hogwarts, he'd be exposed to new ideas. For example, if the family is very laid - back about magic use, Harry might become more experimental with his spells.