In 1976, Neretvanac hosted Hajduk Split in a friendly organised after Opuzen fans sent in over 50,000 coupons to match sponsor Slobodna Dalmacija.

Hajduk won 6:0 in front of 6,000 spectators, which was noted to be twice the number the population of Opuzen at the time.

[2] Neretvanac played in the Croatian second division from independence to 1995, when they finished last and were relegated.

[5] In 2017, Neretvanac signed a cooperative development agreement with nearby 1.HNL club Hajduk Split.

[6] NK Neretvanac share a longstanding rivalry with NK Neretva from Metković, entitled "El Clasico" which dates back to 1946.