Yoda. Yoda was a wise, experienced, and powerful Grand Master of the Jedi of an unknown species and the oldest known prophet in existence (having lived at least 900 years), considered the wisest and most powerful Jedi Master within the Star Wars universe.
By 137 ABY, K'Kruhk was over one and a half centuries in age—making him, after fellow Master T'ra Saa, the oldest known Jedi to be still living by the end of the Imperial-Sith War.
The very first Jedi in Star Wars canon is a nameless figure known as the Prime Jedi. He was likely the builder of the first Jedi Temple on Ahch-To, seen in The Last Jedi. According to the Star Wars: The Last Jedi: The Visual Dictionary, the mosaic of stones in the chamber of the Temple depicts the Prime Jedi.
Huyang was the Jedi Order's lightsaber architect, with Jedi younglings constructing their lightsabers aboard his ship after gaining their kyber crystals. The droid implied that he'd been around for a very long time, but now Star Wars Timelines confirms that he's lived longer than any Jedi, even Yoda.
As the first Dark Lord of the Sith, Ajunta Pall founded the first Sith Empire and expanded it onto other worlds.
Vernestra was enough of a prodigy that she eventually attained the rank of Jedi Knight at the age of only fifteen, making her the youngest Knight in a generation.
Yoda is widely considered to be the greatest Jedi of all time, and with good reason. He is a master of the Force, a skilled warrior, and has an unmatched wisdom that comes from centuries of experience. He is the embodiment of what it means to be a Jedi, and his legacy lives on long after his death.
N'Kata Del Gormo was a Force-sensitive male Hysalrian Jedi Master who lived during the times of the Galactic Republic. According to legend, he found and trained Yoda and a Force-sensitive Human friend.
Arguably, some of the rarest types of Jedi were the so-called Iron Knights. These are members of the Shards species - crystals with a brain of their own. They were Force-sensitive and all trained under the tutelage of Jedi Master Aqinos. The Shards had droid bodies, similar to that of General Grievous.
Jedi Master Yoda is the most powerful of them all. This should come as no surprise, as he was the head of the Jedi Order in the prequels and was revered for his abilities during the original trilogy. Yoda's power is unmatched and was a real threat to Darth Vader and the Imperials.
Though he saw Anakin's potential, Yoda could not ignore the danger inherent in Anakin's unrestrained emotional attachments. To teach Anakin responsibility, Yoda assigned Skywalker a Padawan learner: Ahsoka Tano. Yoda knew there would come a time when Anakin had to let go of Ahsoka.
Qui-Gon Jinn rediscovered this ability and, in turn, taught Yoda and his apprentice Obi-Wan Kenobi how to attain it. The redeemed Anakin Skywalker accomplished the state of immortality, as well as his children, Luke Skywalker and Leia Skywalker Organa Solo, years later.
By the end of The Rise of Skywalker, Rey had become the last known Jedi of the Skywalker Saga. With all that being said, Rey was not left as the last remaining Force-sensitive character.
So how many Jedi died during the attack? Almost 10,000—meaning that only 0.2% of Jedi survived.
In The Rise of Skywalker's novelization, we learn that Rey's father was a failed clone of Emperor Palpatine. He was initially created to be a vessel to house Palpatine and his Sith power.
And in The Rise of Skywalker we finally learn that Rey is actually the granddaughter of Palpatine. Her parents—one of which is the child of Palpatine—abandoned her on Jakku to keep her safe from her grandfather who was aware of her power.
With an athletic build, an exotic beauty, and blue skin, Aayla Secura stood out among the many faces of the Jedi ranks. A cunning warrior and Jedi Knight during the rise of the Clone Wars, Aayla fought alongside Clone Commander Bly on many exotic battlefields.
Anakin Skywalker is the son of Shmi Skywalker, born without a father through the Force. He is the secret husband of Padmé Amidala, the father of Luke Skywalker and Leia Organa, the father-in-law of Han Solo, and the maternal grandfather of Ben Solo.
Mission to Mathas. Padawan Windu was trained in the ways of the Force by Jedi Master Cyslin Myr. Following his early trials as a youngling, Windu attained the status of Padawan by becoming Jedi Master Cyslin Myr's apprentice.
Star Wars has never really given an official reason for Yoda's death. But the long-accepted cause was simply old age. Luke had left Dagobah in The Empire Strikes Back without finishing his Jedi training. In Return of the Jedi, he went back to the swamp planet as he promised.
Billaba became Windu's Padawan and trained under the Jedi Master in the ways of the Force. During her training, Windu allowed her to study Form VII variant known as Vaapad. She eventually became a Jedi Knight, renowned for her skills with a lightsaber and favored Form III when teaching other Jedi.