Police are looking for a man they say repeatedly punched his ex-girlfriend in the face on a subway train.

They say around 7:45 p.m. Monday, Marqual Ward, 22, got into an argument with the woman on a Manhattan bound E Train in Queens.

When she started to walk away with their two-month old child harnessed to her chest, police say Ward punched her multiple times in the face.

Investigators say she suffered bruises to her face.

Police say Ward is 5'5" tall with brown eyes and long blonde dreadlocks.

He has tattoos of tears and a red star on his face.

Anyone with information on the case should contact the Crime Stoppers hotline at 1-800-577-TIPS, or text CRIMES and then enter TIP577, or visitwww.nypdcrimestoppers.com.