60 BBY

War breaks out between the group of Mandalorians led by Jaster Mereel and the faction known as the Death Watch, led by Vizsla.
The New Essential Chronology.
-
 
Future military engineer Raith Seinar is born.
The New Essential Guide to Characters.
-
 
 

58 BBY

Jango Fett: Open Seasons #1 - Flashback scenes
(Dark Horse Comics - May 2002)
 
 
"Stones" - Flashback scenes
(Star Wars Tales #13 - Dark Horse Comics - May 2002)
Starring 14-year-old Mace Windu.
 
 
 

57 BBY

Obi-Wan Kenobi is born.
The Phantom Menace - The Illustrated Screenplay. A different age is given in the Star Wars Encyclopedia.
 
 
Bruck Chun is born.
Jedi Apprentice: The Rising Force, via Time Tales.
 
 
 
56 BBY
The infamous Dalla Solo aka Dalla Suul aka Dalla the Black is born to Korol Solo.
The Courtship of Princess Leia; The Paradise Snare.
-
 
At a year old, Obi-Wan Kenobi begins his Jedi training under Master Yoda, on Coruscant. 
Jedi Apprentice: The Rising Force, via Time Tales.
 
 
 
55 BBY
Yeorg Captison is born on Bakura.
Truce at Bakura Sourcebook, via Time Tales.
-
 
Rhys Dallows (future starfighter pilot) is born on Naboo.
Star Wars Gamer #1: "The Starfighter Trap".
 
 
 
54 BBY
Bossk is born to Craddossk on Trandosha.
The Essential Guide to Characters; Marvel's Star Wars #85.
-
 
Future Imperial Moff Par Lankin is born on Desstious.
Wanted by Cracken, via Time Tales.
-
 
 
54 - 52 BBY
Darth Plagueis - Part 2
(Del Rey Books - Jan 2012)
 
 
 
 
53 BBY
Jedi — The Dark Side
(#1-5 - Dark Horse Comics - May-Sept 2011)
 
Jedi Knight Qui-Gon Jinn and his apprentice, Xanatos, travel to Telos to aid rebels fighting the planet's ruler, Crion. Xanatos, who was born on Telos and was Crion's son, aids his father instead. Qui-Gon ends the war by killing Crion. Xanatos vows revenge and disappears.
The New Essential Chronology.
-
 
 
52 BBY
Jango Fett: Open Seasons #2 - Flashback scenes
(Dark Horse Comics - June 2002)
Time Tales.
 
 
Jar Jar Binks is born in the city Otoh Gunga, on Naboo.
Episode I - Insider's Guide.
 
 
Palpatine is elected to the Republic Senate.
The New Essential Guide to Characters; The New Essential Chronology.
 
 
Gaen Drommel  (future Imperial Admiral) is born on Oplovis.
 
Future Imperial General Arndall Lott is born on Kwenn.
Wanted by Cracken, via Time Tales.
 
 
 
51 BBY
Silya Shessaun is born on Thesme. Years later, she will be elected Senator.
Starwars.com Databank. Five years older than Padmé.