In "Voyager" by Diana Gabaldon, Lord John William Grey is a young man of sixteen who embodies the ideals of heroism and chivalry typical of his upbringing. Despite facing physical discomfort due to a broken arm, he remains resolute and determined to protect someone important to him. His character showcases a blend of youthful naivety and strong intentions, reflecting the complexities of loyalty and duty during trying times.

As he confronts his limitations and the harsh realities around him, Grey attempts to negotiate with fate, seeking to alter the course designated for the woman he cares about. His struggle emphasizes the depth of his character and the profound sense of responsibility that drives him to fight against circumstances beyond his control.