Susan Grimshaw is a supporting character featured in Red Dead Redemption 2. She became romantically involved with Dutch at some stage, and long nights playing poker with the gang, often sitting in Dutch's lap. Their relationship later ended, and Dutch eventually moved on to another woman named Annabelle. Despite that, she remained a close associate to Dutch, remaining on good terms with him and gaining his respect, eventually becoming the gang's arbiter.
By , alongside the gang's cook Simon Pearson , Susan was in charge of setting up the camp every time the gang moved to a new place. Susan proceeds to ignore him. While the gang is holed up in Colter, she is mostly seen inside the abandoned schoolhouse with most of the gang, motivating them to push forward. Shortly after setting up camp, Susan shows Arthur his living space, and informs him that all of his stuff from Blackwater was saved, apart for his money.
Throughout the majority of the chapter, Susan can be found around camp, encouraging the others to push forward, doing chores and making sure everyone is carrying their weight. She can also scold the girls for procrastinating. Later on, after Arthur brings an intoxicated Reverend Swanson from Flatneck Station back to camp; Susan thanks him and promises to watch over Swanson. Additionally, she may also inform Arthur that a letter from Mary Linton arrived for him, expressing disdain for her, and that Hosea has found a lead at Emerald Ranch.
Later, during Sean MacGuire 's return party, he will say he likes her despite being ruthless about work. Susan will also thank Arthur for bringing him back, saying that loyalty is important. After relocating to Clemens Point, Susan can be seen speaking to Dutch about Molly who doesn't seem "too happy", fearing that it could cause problems among the gang.
Dutch will later ask her for a dance, which she accepts, delighted. Several weeks following Arthur's recovery, Susan witnesses Agents Milton's and Ross' arrival, with Milton offering amnesty to the gang in exchange of Dutch.
