An organic light emitting display panel, comprising: a plurality of unit pixels which each include first to third organic light emitting diodes (OLED1 - OLED3) having different colors, wherein the plurality of unit pixels each include first to third driving transistors respectively connected to the first to third organic light emitting diodes (OLED1 - OLED3), a first contact hole that connects the first organic light emitting diode (OLED1) to the first driving transistor, a second contact hole that connects the second organic light emitting diode (OLED2) to the second driving transistor, and a third contact hole that connects the third organic light emitting diode (OLED3) to the third driving transistor, and are arranged in a matrix, a plurality of the first organic light emitting diodes (OLED1) are arranged adjacent to each other in unit pixels which are adjacent to each other in a first direction, a plurality of the third organic light emitting diodes (OLED3) are arranged adjacent to each other at a boundary of respectively adjacent two unit pixels, wherein the two adjacent unit pixels form a unit pixel pair, and a plurality of the second organic light emitting diodes (OLED2) are arranged, such that the second organic light emitting diode (OLED2) of a unit pixel is adjacent to the third organic light emitting diode (OLED3) in the unit pixel in the first direction, and is arranged farther apart from the boundary of the two adjacent unit pixels of the unit pixel pair than the third organic light emitting diodes (OLED3) of the unit pixel pair, characterized in that the first organic light emitting diode (OLED1) comprises an upper sub organic light emitting diode (OLED1-1) and a lower sub organic light emitting diode (OLED1-2) in the unit pixel, the first contact hole is disposed between the upper sub organic light emitting diode (OLED1-1) and the lower sub organic light emitting diode (OLED1-2) of the unit pixel, and the second and third contact holes (132, 133) are disposed between the second organic light emitting diode (OLED2) and the third organic light emitting diode (OLED3) of the unit pixel. a plurality of unit pixels which each include first to third organic light emitting diodes (OLED1 - OLED3) having different colors, wherein the plurality of unit pixels each include first to third driving transistors respectively connected to the first to third organic light emitting diodes (OLED1 - OLED3), a first contact hole that connects the first organic light emitting diode (OLED1) to the first driving transistor, a second contact hole that connects the second organic light emitting diode (OLED2) to the second driving transistor, and a third contact hole that connects the third organic light emitting diode (OLED3) to the third driving transistor, and are arranged in a matrix, a plurality of the first organic light emitting diodes (OLED1) are arranged adjacent to each other in unit pixels which are adjacent to each other in a first direction, a plurality of the third organic light emitting diodes (OLED3) are arranged adjacent to each other at a boundary of respectively adjacent two unit pixels, wherein the two adjacent unit pixels form a unit pixel pair, and a plurality of the second organic light emitting diodes (OLED2) are arranged, such that the second organic light emitting diode (OLED2) of a unit pixel is adjacent to the third organic light emitting diode (OLED3) in the unit pixel in the first direction, and is arranged farther apart from the boundary of the two adjacent unit pixels of the unit pixel pair than the third organic light emitting diodes (OLED3) of the unit pixel pair, characterized in that the first organic light emitting diode (OLED1) comprises an upper sub organic light emitting diode (OLED1-1) and a lower sub organic light emitting diode (OLED1-2) in the unit pixel, the first contact hole is disposed between the upper sub organic light emitting diode (OLED1-1) and the lower sub organic light emitting diode (OLED1-2) of the unit pixel, and the second and third contact holes (132, 133) are disposed between the second organic light emitting diode (OLED2) and the third organic light emitting diode (OLED3) of the unit pixel.