Haidar is baby boy name mainly popular in Muslim religion and its main origin is Arabic. Haidar name meaning is A lion. People also search this as haidar, haidar ali. Haidar is written in Urdu, Hindi, Arabic, Bangla as حیدر, हैदर, حيدر, হায়দার. Other similar names can be Haider, Haikal, Hairum, Haitham, Haifa, Haimi, Haiqa, Haiza.