Opatija 1970
Sonja Pachta won the title, beating Kora Schediwy 7–9 6–4 6–1 in the final.
Matches by round
12 finishedFinal
1 finishedFin
Semifinals
2 finishedFin
Fin
Quarterfinals
4 finishedFin
Fin
Fin
Fin
Round of 16
3 finishedRound of 32
2 finishedFin
Fin