First players to reach 99 in each skill:
 Attack | Naja | August 13, 2011 | See rest |
 Defence | Naja | August 13, 2011 | See rest |
 Strength | Naja | August 13, 2011 | See rest |
 Constitution | Naja | August 13, 2011 | See rest |
 Ranged | Naja | August 13, 2011 | See rest |
 Prayer | Naja | August 13, 2011 | See rest |
 Magic | Naja | August 13, 2011 | See rest |
 Cooking | Naja | August 13, 2011 | See rest |
 Woodcutting | Naja | August 13, 2011 | See rest |
 Fletching | Naja | August 13, 2011 | See rest |
 Fishing | Naja | August 13, 2011 | See rest |
 Firemaking | Naja | August 13, 2011 | See rest |
 Crafting | Naja | August 13, 2011 | See rest |
 Smithing | Naja | August 13, 2011 | See rest |
 Mining | Naja | August 13, 2011 | See rest |
 Herblore | Naja | August 13, 2011 | See rest |
 Agility | Naja | August 13, 2011 | See rest |
 Thieving | Naja | August 13, 2011 | See rest |
 Slayer | Naja | August 13, 2011 | See rest |
 Farming | Naja | August 13, 2011 | See rest |
 Runecrafting | Naja | August 13, 2011 | See rest |
 Hunter | Naja | August 13, 2011 | See rest |
 Construction | Naja | August 13, 2011 | See rest |
 Summoning | Naja | August 13, 2011 | See rest |
 Dungeoneering | Naja | August 13, 2011 | See rest |
 Divination | Naja | September 12, 2013 | See rest |
 Invention | Naja | February 3, 2016 | See rest |
 Archaeology | TBD | See rest |
* Keep in mind that data before 2007 is missing, so some achievements may be inaccurate.