The hero or heroine is usually very memorable. They often drive the story forward with their actions and decisions.
There might be some side characters with unique personalities. For instance, a jolly innkeeper who provides comic relief and also some important information to the main characters at crucial times. Their presence adds color and depth to the story.
The villain can also be extremely memorable. Their evil deeds and the challenges they pose to the main characters make them stand out. In some novels, a wise old mentor figure is very memorable too. They guide the protagonist with their wisdom and experience.
Milady de Winter is also quite unforgettable. She is a complex and devious character. Her beauty hides her cruel and manipulative nature, and she causes a great deal of trouble for the heroes in the story.
Holden Caulfield from J. D. Salinger's 'The Catcher in the Rye' is very memorable. He is a disillusioned teenager, cynical about the adult world. His narrative voice is unique and his journey of self - discovery and rebellion is something that many readers can relate to.
In 'Dune', Paul Atreides is very memorable. He goes through a great transformation from a young noble to a powerful warrior - messiah. In 'The Iliad', Achilles is the most prominent and memorable. His wrath and his incredible fighting abilities are central to the story. In 'Redwall', Matthias is a memorable character. He grows from a young mouse into a brave warrior, leading his friends in the defense of Redwall Abbey.
Dulcinea del Toboso is memorable as well, even though she is more of an idealized figure in Don Quixote's mind. She represents the unattainable object of his chivalrous love and plays an important role in driving his adventures.
Jace is definitely one of the most memorable. His cocky attitude and his amazing fighting skills make him stand out. Then there's Clary. Her discovery of her Shadowhunter heritage and her journey to understand her powers are very interesting. Also, Simon is quite memorable. He's a normal human turned into a vampire, and his struggle to adapt to this new life is engaging.
Vito Corleone, even though his story is also in the past in this novel, his influence on the family and his rise to power are quite remarkable. His wisdom and leadership in building the Corleone empire stay with the reader.
The three musketeers stand out. Athos has a tragic past which adds depth to his character. Porthos is big - hearted and his pursuit of wealth in a rather comical way makes him memorable. Aramis with his dual life of a musketeer and his religious aspirations is quite interesting. And D'Artagnan, who comes from the provinces and has to navigate the complex world of Paris, is a central and unforgettable character.
The second Mrs. de Winter is very memorable. She is like an outsider trying to find her place in a world full of secrets. Her insecurities and her journey of self - discovery within the context of Manderley make her stand out.
Well, Aslan is at the top of the list. His self - sacrifice and his ability to bring hope are remarkable. Lucy is so endearing. She has a pure heart and is always ready to believe in the magic of Narnia. Eustace is another character that sticks in your mind. His transformation from a bratty boy to a more likable and heroic figure is quite interesting.
Ponyboy Curtis is one of the most memorable. He's the narrator and through his eyes, we see the story unfold. He's a sensitive and intelligent Greaser. Dallas Winston is also quite unforgettable. He's tough and has a wild streak, always getting into trouble. And Johnny Cade, his loyalty and the tragic events that happen to him really make him stand out.