| De Groot, A. Gibilaro, J. Pacey
A: O Sole Mio B: Down In The Forest
| | His Master's Voice UK | B 2588 | Oct 1927 | 10" | 1 | | |
| De Groot And The Piccadilly Orch.
A: Riviera B: Souvenirs
| | His Master's Voice UK | B 2609 | Dec 1927 | 10" | 0 | | |
| De Groot And The Piccadilly Orchestra
A: I'm In Heaven When I See You Smile, Diane B: Just A Memory
| | His Master's Voice UK | B 2616 | Jan 1928 | 10" | 0 | | |
| De Groot And The Piccadilly Orchestra
A: Stänchen B: Ay, Ay, Ay
| | His Master's Voice UK | B 2617 | Jan 1928 | 10" | 0 | | |
| De Groot And The Piccadilly Orch.
A: Together B: Songs My Mother Taught Me
| | His Master's Voice UK | B 2662 | Feb 1928 | 10" | 0 | | |
| De Groot And The Piccadilly Orchestra
A: The Waltz Dream (First Record) B: The Waltz Dream (Second Record)
| | His Master's Voice UK | B 2684 | Apr 1928 | 10" | 0 | | |
| De Groot And The Piccadilly Orch.
A: None But The Weary Heart B: Friend O' Mine
| | His Master's Voice UK | B 2857 | Dec 1928 | 10" | 0 | | |
| De Groot And Terence Casey
A: Cavatina B: Parted
| | His Master's Voice UK | B 2920 | Feb 1929 | 10" | 3 | | |
| De Groot
A: The Merry Widow - Selection (First Record) B: The Merry Widow - Selection (Second Record)
| | His Master's Voice UK | B 2945 | Mar 1929 | 10" | 0 | | |
| De Groot, David Bor, H. M. Calve
A: Londonderry Air B: Le Cygne
| | His Master's Voice UK | B. 2943 | Apr 1929 | 10" | 1 | | |
| De Groot
A: The Singing Fool Selection B: The Singing Fool Selection
| | His Master's Voice UK | B 2994 | Apr 1929 | 10" | 0 | | |
| De Groot
A: One Kiss B: Softly As In A Morning Sunise
| | His Master's Voice UK | B2997 | May 1929 | 10" | 2 | | |
| De Groot, David Bor, H. M. Calve
A: My Flame Of Love
De Groot
B: Wedding Of The Painted Doll
| | His Master's Voice UK | B 3071 | Jul 1929 | 10" | 0 | | |
| De Groot
A: Les Cloches De Corneville - Selection 1 B: Les Cloches De Corneville - Selection 2
| | His Master's Voice UK | B 3041 | Aug 1929 | 10" | 0 | | |
| De Groot
A: Waldteufel Memories B: Waldteufel Memories
| | His Master's Voice UK | B3084 | Sep 1929 | 10" | 0 | | |
| De Groot
A: Bitter Sweet Waltz B: Sleepy Valley
| | His Master's Voice UK | B 3102 | Sep 1929 | 10" | 1 | | |
| De Groot, David Bor, H. M. Calve
A: Selection Of Hebrew Melodies Intro.:-"Kol Nidrei", "Hebraisches Lied", "Roshinkes Mit Mandlen", "Der Rabi", "Hatikvoh" B: El Relicario
| | His Master's Voice UK | B 3107 | Oct 1929 | 10" | 0 | | |
| De Groot
A: Romance B: I Love You
| | His Master's Voice UK | B 3184 | Dec 1929 | 10" | 1 | | |
| De Groot
A: Asleep In My Heart ("Silver Wings") B: Tryin'
| | His Master's Voice UK | B 3352 | Apr 1930 | 10" | 0 | | |
| De Groot And Herbert Dawson
A: I'll Sing These Songs Of Araby B: Drink To Me Only With Thine Eyes
| | His Master's Voice UK | B 3511 | Oct 1930 | 10" | 0 | | |
| De Groot
A: La Paloma B: Destiny
| | His Master's Voice UK | B 3519 | Nov 1930 | 10" | 0 | | |
| De Groot And Herbert Dawson
A: A Perfect Day B: Because
| | His Master's Voice UK | B 3512 | Dec 1930 | 10" | 0 | | |
| De Groot
A: Oh! Donna Clara B: I've A Little Love Song
| | His Master's Voice UK | B 3733 | Feb 1931 | 10" | 0 | | |
| De Groot
A: La Violetera B: The Song Of Songs
| | His Master's Voice UK | B 3808 | Apr 1931 | 10" | 0 | | |
| De Groot, David Bor And Reginald Kilbey
A: Selection Of Chopin Melodies
De Groot
B: Der Kaspec
| | His Master's Voice UK | B 3737 | Jul 1931 | 10" | 0 | | |
| De Groot And Herbert Dawson
A: Softly Awakes My Heart B: Serenata
| | His Master's Voice UK | B. 4070 | Mar 1932 | 10" | 0 | | |
| De Groot And Herbert Dawson
A: Love's Old Sweet Song B: Love's Garden Of Roses
| | His Master's Voice UK | B4185 | Aug 1932 | 10" | 0 | | |