Question:
If a parent is in aveilos, can they dance at their own child's wedding?
Answer:
Mazal Tov. You should have much nachas from the new couple. Regarding your question, during the year of aveilos, a parent may attend, dress in shabbos clothes and partake in the dancing of their child’s wedding.
Sources:
Rema 391-3, Nachlas Shiva 2-17, Divrei Sofrim 391- ftnt 62.
