[Here](http://www.comicvine.com/luffys-straw-hat/4055-57348/) you can read who had worn the straw hat and what it has gone through during the series. I will summarize the list here and add proof from the manga. For the complete panel the thumbnails are cut from, click the thumbnails. Until chapter 801, **it seems 7 people were seen wearing the hat.** - Monkey D. Luffy > Luffy is the current holder of the straw hat. Chapter 2: [![enter image description here][1]][2] - Shanks > He gave it to Luffy as a young boy after he said the same words that Gold Roger, his former captain, had once said. Chapter 1: [![enter image description here][3]][4] - Gol D. Roger > Much later in the series, it was revealed that Gold Roger, the man who would become the pirate king, had owned that hat. Chapter 603: [![enter image description here][5]][6] - Nami > She is the member of Luffy's crew that he more often gives it over to for save keeping. Chapter 81: [![enter image description here][7]][8] - Robin Not mentioned on the list, but as explained by OP, Robin had taken Luffy's hat from him during their first encounter. Chapter 114: [![enter image description here][9]][10] - Usopp > Usopp briefly wore the straw hat during the Davy Back Fight against the Foxy Pirates. Chapter 314: [![enter image description here][11]][12] - Sweet Pea > Luffy was in a panic when he couldn't find his hat, but it saw one of the women in the crown watching him wearing hit. Chapter 515: [![enter image description here][13]][14] [1]: https://i.sstatic.net/KFdiHs.jpg [2]: https://i.sstatic.net/sxwD0.jpg [3]: https://i.sstatic.net/Lgg3Vs.jpg [4]: https://i.sstatic.net/LUc5Q.jpg [5]: https://i.sstatic.net/aCtu4s.jpg [6]: https://i.sstatic.net/KyWt0.jpg [7]: https://i.sstatic.net/nkcr8s.jpg [8]: https://i.sstatic.net/TZsTQ.jpg [9]: https://i.sstatic.net/cqRcCs.jpg [10]: https://i.sstatic.net/SFjox.jpg [11]: https://i.sstatic.net/vD6GWs.jpg [12]: https://i.sstatic.net/h0rwm.jpg [13]: https://i.sstatic.net/1zQvps.jpg [14]: https://i.sstatic.net/F69DH.jpg