The answer is: Herodias' daughter

Mark 6:22-25 - The only other birthday party mentioned is that of Pharaoh in Gen 40:20. Herodias' daughter is generally accepted to be Salome.

In the story of John the Baptist's execution, Herodias' daughter, often identified as Salome, plays a crucial role. Her dance at Herod's birthday feast not only captivates him but also sets the stage for a cruel twist of fate. Featuring in this plot, Salome's request for John the Baptist's head serves as a grim reminder of the intertwining of personal vendettas and political games. Herod, caught between his oath made in front of guests and his secretly held respect for John, is compelled to follow through with a shocking order—a testament to the sometimes brutal realities of power struggles.

It’s intriguing to note that Herod's party parallels Pharaoh's birthday soirée in Genesis, where significant judgments and transformations were also declared. Both serve as reflections of extravagant but potentially treacherous environments, underscoring how festivity can quickly spiral into tragedy when moral choices hang in the balance.

This episode echoes the recurring Biblical themes of vengeance and consequences. Salome’s act may seem distant from the message of love and forgiveness often championed in Scripture, yet it illustrates the dark side of human nature, emphasizing choices that reinforce structures of tyranny and oppression.

Interestingly, while she played such a pivotal role, historical and Biblical records often forget Salome beyond her notorious request. Her story ultimately raises more questions than it answers, leaving us to ponder the complexity of characters involved in this vivid narrative tapestry of fidelity, betrayal, and the ramifications of executing justice—real or perceived.