A fluid dispenser for dispensing small doses of fluid comprising: a dispenser housing, the dispenser housing having a first end for receiving the fluid and a second end for dispensing the fluid, the dispenser housing comprising a receiving chamber adjacent the first end and a dispensing chamber adjacent the second end, the dispenser housing defining a fluid flow path from the receiving chamber to the dispensing chamber; a diaphragm assembly including: a first diaphragm within the receiving chamber and a second diaphragm within the dispensing chamber, the first diaphragm being operably connected to the second diaphragm for movement between a first position and a second position; a displacement chamber adjacent the second end of the dispenser housing in communication with the dispensing chamber, the diaphragm assembly being movable between the first position wherein the first diaphragm moves the fluid from the receiving chamber to the dispensing chamber along the fluid flow path and the second position wherein the second diaphragm moves the fluid from the dispensing chamber to the displacement chamber; and a dispensing luer in communication with the displacement chamber for dispensing the small doses of fluid upon movement of the diaphragm assembly to the second position; wherein the diaphragm assembly further includes a connecting rod, and wherein the first diaphragm and second diaphragm are attached to each end of the connecting rod, respectively. a dispenser housing, the dispenser housing having a first end for receiving the fluid and a second end for dispensing the fluid, the dispenser housing comprising a receiving chamber adjacent the first end and a dispensing chamber adjacent the second end, the dispenser housing defining a fluid flow path from the receiving chamber to the dispensing chamber; a diaphragm assembly including: a first diaphragm within the receiving chamber and a second diaphragm within the dispensing chamber, the first diaphragm being operably connected to the second diaphragm for movement between a first position and a second position; a displacement chamber adjacent the second end of the dispenser housing in communication with the dispensing chamber, the diaphragm assembly being movable between the first position wherein the first diaphragm moves the fluid from the receiving chamber to the dispensing chamber along the fluid flow path and the second position wherein the second diaphragm moves the fluid from the dispensing chamber to the displacement chamber; and a dispensing luer in communication with the displacement chamber for dispensing the small doses of fluid upon movement of the diaphragm assembly to the second position; wherein the diaphragm assembly further includes a connecting rod, and wherein the first diaphragm and second diaphragm are attached to each end of the connecting rod, respectively. a first diaphragm within the receiving chamber and a second diaphragm within the dispensing chamber, the first diaphragm being operably connected to the second diaphragm for movement between a first position and a second position; a displacement chamber adjacent the second end of the dispenser housing in communication with the dispensing chamber, the diaphragm assembly being movable between the first position wherein the first diaphragm moves the fluid from the receiving chamber to the dispensing chamber along the fluid flow path and the second position wherein the second diaphragm moves the fluid from the dispensing chamber to the displacement chamber; and a dispensing luer in communication with the displacement chamber for dispensing the small doses of fluid upon movement of the diaphragm assembly to the second position; wherein the diaphragm assembly further includes a connecting rod, and wherein the first diaphragm and second diaphragm are attached to each end of the connecting rod, respectively.