Ive listed all the ones I remember. Couldnt find links for all, but its a start.. :)
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Christmas comes to pacland - 1982 https://www.youtube.com/watch?v=UA8-IehZuF0

Yogis First Christmas - 1980

A Snow White Christmas - 1980 https://www.youtube.com/watch?v=VjLUAoqscRI

A Chipmunk Christmas - 1981 https://www.youtube.com/watch?v=5pSEDWgY3Xs

Yogi Bears All-Star Comedy Christmas Caper - 1982

Ziggys Gift - 1982 https://youtu.be/nXY-PM2fgog

The Smurfs Christmas Special - 1982 https://www.youtube.com/watch?v=iDYXVPVvcFY

Babys First Christmas - 1983 https://www.youtube.com/watch?v=6tWCtrgyyeY

Mickeys Christmas Carol - 1983 https://youtu.be/LOhWEMsQ3as

A Christmas Story (Donkey Kong Jr.) - 1983 In spanish. Lol - https://youtu.be/Hfmc-yW19ko

A Dickens of a Christmas (The Dukes) - 1983

Cabbage Patch Kids first christmas - 1984 https://www.youtube.com/watch?v=JWr9uioa7u4

A Jetsons Christmas Carol - 1985

The GLO Friends Save Christmas - 1985 https://www.youtube.com/watch?v=Ye6KMe4ABmE

Cobra Claws Are Coming To Town - GIJOE - 1985

He-Man and She-Ra: A Christmas Special - 1985 https://youtu.be/pJgeO2wL8zE

Thomas and the missing Tree - 1986 https://www.youtube.com/watch?v=ZQuVoG90pfs

Babar and Father Christmas - 1986 https://youtu.be/iEEwyS71vJY

Happy Howlidays (Pound Puppies) - 1986 https://youtu.be/oQoi0Dy9EtI

Xmas Marks the spot (Real Ghostbusters) - 1986

Tis the season to be smurfy - 1987

A garfield christmas special - 1987 https://www.youtube.com/watch?v=dm-JmM32cFs

The Tom and Jerry christmas special - 1987

Tex's Terrible Night (BraveStarr) - 1987 https://youtu.be/gAfIa8MRta4

The year scroogenip swiped christmas (hello kitty furry tale theater) - 1987 https://youtu.be/Yav5My28B2Q

The carebears nutcracker suite - 1988 https://www.youtube.com/watch?v=dfGbUIwbONc

Simpsons Christmas (Tracy Ulman Show) - 1988 https://youtu.be/GEHeQilJ7Pw

Christmas in July (Camp Candy) - 1989 https://www.youtube.com/watch?v=Tv5jsioVcfk bad quality

The Ghost of Christmas Paddington - 1989

Koopa Klaus AND Santa Claus is coming to Flatbush (Super Mario Bros. Super Show) - 1989 https://youtu.be/yUj8Z-eHGGk

Merry Christmas Mr. Carroll (Alvin and the Chipmunks) - 1989 https://youtu.be/9EX29r2burs

Simpsons roasting on an open fire - 1989 https://youtu.be/hYmX5ya9x2Q

Heatwave Holiday (Garfield and friends) -1989 https://youtu.be/xqm_FzYc1Nc

RAMBO: THE FORCE OF FREEDOM “WHEN S.A.V.A.G.E. STOLE SANTA