Methods of, and apparatus for, splitting data for two-sided printing are provided. In one embodiment, a method of splitting data for printing by a first and a second print head of a two-sided printer is provided, the method comprising: identifying a portion of the data transverse to a print direction comprising no information for printing, designating a portion of the data prior to the identified portion for printing by the first print head, and designating a portion of the data following the identified portion for printing by the second print head.