, born in T.A. 2928, was the only son of Flambard Took.1
He had five children: three unnamed daughters and two sons, Reginard and Everard.
On September 22, T.A. 3001, Adelard and his children were present at Bilbo's Farewell Party.1
The morning after Bilbo's disappearance, Adelard received an umbrella as a parting gift.2
He had failed to return several umbrellas borrowed from Bag End.
1 - J.R.R. Tolkien, The Lord of the Rings, Appendix C, "Took of Great Smials"
2 - J.R.R. Tolkien, The Fellowship of the Ring, A Long-expected Party