Yes, your data seems to be in the 'Edge List' representation that yEd can import. Please see the manual page of the Excel import and the various other answers to Excel import related questions in this forum for more details. There, you'll also find information about how to import additional information about the persons, if there is any in your data.
After importing, you can use the automatic Tree Layout to arrange your diagram in an orgchart-like fashion.
Please let me know if you have more detailed questions after reading the documentation.