Arya Stark might interact with him. She has her own set of skills and goals. Their reunion could be emotional, and they could work together to take revenge on those who wronged their family.
Daenerys Targaryen is often paired with Jon Snow in these fanfictions. Their connection in the original series, along with their both being strong leaders, makes for an interesting dynamic. They could rule Westeros together in a new era of peace and prosperity after Jon's rebirth.
Well, the dragon would obviously be a main character in its own right. It could have its own personality and motives.
Obviously, Jon Snow as a reborn dragon is the main character. But there could also be characters like Daenerys who might play an important role. She has her own connection with dragons, so her reaction to Jon's new form could be a significant part of the story.
Sansa Stark might be involved as well. Given her relationship with Jon Snow as his sister (though later revealed otherwise), she could play a role in protecting or being involved with the baby. Maybe she helps raise the baby in a world where Jon Snow is constantly facing threats.
Tyrion Lannister could be involved. He was close to Daenerys and had a relationship with Jon as well. He might be the one to help protect the baby or offer his wisdom in raising the child. Another character could be Ser Davos. He was loyal to Jon and would surely be interested in safeguarding the future of Jon's heir.
Brienne of Tarth is a character that can be paired with Jon Snow in fanfictions. Brienne is known for her loyalty and honor. She could serve as Jon's knight, protecting him and upholding justice in his kingdom. Also, Gilly could be part of the story. As Samwell Tarly's love interest and a person with knowledge from the far North, she could provide insights into the common people's needs and also help in matters related to the Night's Watch or the North in general.
Daenerys Targaryen is often paired with Jon Snow in such fanfictions. Their combined power and the potential for a different kind of relationship makes it a popular choice among writers. Another character is Arya Stark. Their sibling bond can be explored in new ways when Jon is reincarnated, like Arya helping Jon with her assassin skills in a different plot line.
They might interact with a sense of mutual respect at first. Jon, knowing Myrcella's position as a princess, shows her due courtesy, while Myrcella is intrigued by Jon's different upbringing and his skills. They could exchange stories about their lives, like Jon telling Myrcella about the Wall and the wildlings, and Myrcella sharing tales of the Red Keep.
In many Dance of Dragons fanfictions, Jon Snow often emerges as a key figure. He might bring his unique leadership skills and moral compass. For example, he could use his experience with the Night's Watch to unite different factions in the Dance of Dragons' chaotic setting. His connection to the North could also play a role, perhaps rallying northern support against the dragon - ridden Targaryens or other power - hungry groups.
In the Dance of Dragons fanfiction, Jon Snow could be a major force for change. His skills as a warrior and his knowledge of the North might give him an edge. He could be involved in battles, leading the charge against enemies. His relationship with his direwolf, Ghost, might also play a more prominent role. Fanfiction writers might give him new abilities or storylines that deviate from the original books, making his journey in the Dance of Dragons period even more exciting.