Question:
Am I allowed to go to my grandsons graduation on my. mother’s Yartzeit? Thank you
Answer:
Hello,
You may go to the graduation, there is only a restriction on going to a chasuna or sheva brachos.
Best wishes
Sources:
Pischei Teshuva Yorah Deah 391-8, Pri Migadim Orach Chaim 444 M”Z 9, Kitzur shulchan Aruch 221-7.