I have looked around, and the person I can entrust my seed phrase to, and it is safe for me at any time, is my mom. Any other person can have you betray the trust you have in them when they have calculated the amount you held in your custody. How to play a fast run on you to siphon your crypto money before you could be their target.
For my mom, he has the best interest of me in her heart. She won't like to what will cause me pain. She will keep my seed phrase, and won't disclose it to any of my siblings
In today's world where dishonesty, deceit and unreliability is the order of the day even among relatives, having a soul you can totally trust is actually a very big blessing that's very rare to find so if you've got one around you, you should always be thankful and grateful to them. I'm happy you have one in your mother.
Myself, I lost my mum when I was still a toddler but I have a brother who I can wholly entrust with everything I have got and still be very confident that it'll be kept safe. He's more than a confidant and the only one I can entrust my seeds to.