Here are the translations, in the same order. I didn't translate the Hebrew dates. "Ben" means son of, "bat" means daughter. Reb is only an honorific term it doesn't mean Rabbi.
Abraham Zelig ben Velvel
Chaia Rachel bat Yehoshua
Liber ben Schnior
Here lies Pascha bat Tzvi HaCohen
Pessal bat Herschel Tzvi HaCohen
Sarah bat Yehuda
Here lies our dear father Tevie ben Reb Tzvi Hirsch