Grandparents, Left to right  
Nightlight-M-Unicorn  
-Husband of Twilight Velvet  
-Father of Twilight Sparkle & Shining Armor  
-Father-in-law of Sunburst & Princess Cadence  
-Grandfather of Starshine, Dim Shield, Astral Inkslinger, Flurry Heart, Angelo & Amethyst  
-Retired Astronomer, lives in Ponyville
 
Twilight Velvet-F-Unicorn  
-Wife of Nighlight  
-Mother of Twilight Sparkle & Shining Armor  
-Mother-in-law of Sunburst & Princess Cadence  
-Grandmother of Starshine, Dim Shield, Astral Inkslinger, Flurry Heart, Angelo & Amethyst  
-Retired Instructor, lives in Ponyville  
First Gen, left to right  
Sunburst-M-Unicorn  
-Unmarried lover of Twilight Sparkle  
-Father of Princess Starshine  
-Crystal Empire’s wizard & crystaler  
-Personal Instructor of Princess Flurry Heart  
-Lives in the Crystal Empire Castle, writes letters to Twilight and Starshine daily
 
Twilight Sparkle-F-Alicorn(descended)  
-Unmarried lover of Sunburst  
-Ex-wife of Flash Sentry  
-Mother of Princess Starshine, Dim Shield, Astral Inkslinger  
-Aunt of Flurry, Angelo & Amethyst  
-Princess of Friendship/Current Holder of Frienship Element  
-Resides in Ponyville, currently solving friendship problems and raising daughter
 
Flash Sentry-m-Pegasus  
-Ex-husband of Twilight Sparkle  
-Father of Dim Shield and Astral  
-First class sergeant of the crystal empire army  
-Went MIA for 3 years and returned heavily tortured and with a amputed wing  
-Currently battling PTSD and a drinking problem  
-Married to Twilight for 6 years, divorced six months after he returned
 
Shinging Armor-m-unicorn  
-Husband/Consort of Princess Cadence  
-Father of Flurry, Angelo & Amethyst  
-Uncle of Starshine, Dim Shield & Astral  
-Captain of the royal gaurd and swordsman trainer
 
Next Gen, left to right