Here’s a collection of gifts that might be appropriate for your dad? I don’t know him, so it’s tough for me to say. Perhaps they’d be good patterns for you to sew for yourself?
Mood, easy wallet
Polkadot Chair, waxed canvas travel bag
Mood, tool roll/apron
Sewing Directory, Dopp/wash bag
The Desmond Roll Top Backpack from Taylor Tailor
Burda Style, Neck pillow
Elbe Textiles, Sage Tee
This one is no longer free, but is still a great pattern!
Closet Case Patterns, scrap busting pouf
Wine Tote Bag, free pattern from Taylor Tailor
Mood, Bow tie and neck tie