Abstract: A adjustable toothbrush holder for holding toothbrushes of varying sizes. The adjustable toothbrush holder includes a base, two rods and a bar. The base has a top surface and a bottom surface. A securing means secures the base to the vertical surface. The first rod has a first end, a second end, and a middle portion. The first end of the first rod is fixedly mounted to the top surface of the base. The second rod is substantially identical to the first rod. The first end of the second rod is fixedly mounted to the top surface of the base. The bar holds the toothbrush against the top surface of the base. The bar has a first end portion and a second end portion. The first and second end portions each have a bore therethrough. The first rod extends through the bore on the first end portion of the bar, and the second rod extends through the bore on the second end portion of the bar.