Merah \m(e)-rah\ as a girl's name is a variant of Amira (Arabic, Hebrew), and the meaning of Merah is "princess; treetop, proverb, or sheaf of corn".
The baby name Merah sounds like Myrah, Mirah, Mera, Meerah, Marah and Morah. Other similar baby names are Meral, Perah, Serah and Terah.