According to the invention, there is provided a novel soybean variety designated XB27J06. This invention thus relates to the seeds of soybean variety XB27J06, to the plants of soybean XB27J06 to plant parts of soybean variety XB27J06 and to methods for producing a soybean plant produced by crossing plants of the soybean variety XB27J06 with another soybean plant, using XB27J06 as either the male or the female parent.