According to the invention, there is provided a novel soybean variety designated XB35C06. This invention thus relates to the seeds of soybean variety XB35C06, to the plants of soybean XB35C06 to plant parts of soybean variety XB35C06 and to methods for producing a soybean plant produced by crossing plants of the soybean variety XB35C06 with another soybean plant, using XB35C06 as either the male or the female parent.