You can remove yourself from toxic people and toxic events. Even if you are related to them.
Since you are early in your sobriety, I recommend staying away from family functions that will include lots of alcohol consumption.
Later when you have lots of sober time and recovery tools, you might try attending early and leaving early. But don't be surprised if you discover, these family drunk fests aren't as much fun as you remembered them being.
And if anyone gives you a hard time:
Remember-
"What other people think of me is none of my business" CatsPajamas, SR Moderator