Concordancia Strong's

A man living at the time of the Patriarchs, first mentioned at Gen.20.2
§ Abimelech = "Melek is father" or "my father is king"
1) king of Gerar in Abraham's time
2) king of Gath in David's time; maybe title of Philistine kings
3) son of Gideon by a concubine
4) priest, son of Abiathar A man living before Israel's Monarchy, first mentioned at Jdg.8.31;
son of: Gideon (H1439);
brother of: Jether (H3500) and Jotham (H3147)
§ Abimelech = "Melek is father" or "my father is king"
1) king of Gerar in Abraham's time
2) king of Gath in David's time; maybe title of Philistine kings
3) son of Gideon by a concubine
4) priest, son of Abiathar A man living at the time of United Monarchy, first mentioned at 1Sa.21.10;
son of: Maoch (H4582); also called Abimelech (NIV: Abimelek) at Psa.34.1;
Another name of a.khish (אָכִישׁ "Achish" H0397)
§ Abimelech = "Melek is father" or "my father is king"
1) king of Gerar in Abraham's time
2) king of Gath in David's time; maybe title of Philistine kings
3) son of Gideon by a concubine
4) priest, son of Abiathar A man living at the time of United Monarchy, first mentioned at 2Sa.8.17;
son of: Abiathar (H0054);
brother of: Jonathan (H3083I)
Another spelling of a.chi.me.lekh (אֲחִימֶ֫לֶךְ "Ahimelech" H0288I)
§ Abimelech = "Melek is father" or "my father is king"
1) king of Gerar in Abraham's time
2) king of Gath in David's time; maybe title of Philistine kings
3) son of Gideon by a concubine
4) priest, son of Abiathar