Notts, Lincs & Derbyshire 4

Notts, Lincs & Derbyshire 4 was a tier 13 English Rugby Union league with teams from Nottinghamshire, Lincolnshire and Derbyshire taking part. Promoted teams moved up to Notts, Lincs & Derbyshire 3 and since the cancellation of Notts, Lincs & Derbyshire 5 at the end of the 1991–92 season there was no relegation. Notts, Lincs & Derbyshire 4 was cancelled at the end of the 1995–96 campaign and the majority of teams transferred into Notts, Lincs & Derbyshire 3.

Original teams
When league rugby began in 1987 this division was divided into two regional divisions - east & west - containing the following teams:

Notts, Lincs & Derbyshire 4 East

 * Barton & District
 * Bourne
 * Cleethorpes
 * Harworth College
 * Horncastle
 * Meden Valley
 * Ollerton
 * Rainworth
 * Yarborough

Notts, Lincs & Derbyshire 4 West

 * Ashbourne
 * Bolsover
 * Buxton
 * East Leake
 * Hope Valley
 * Leesbrook
 * Melbourne
 * Tupton
 * Whitwell

Notts, Lincs & Derbyshire 4 East / West (1987–1990)
The original Notts, Lincs & Derbyshire 4 was divided into two tier 10 divisions - East and West. Promotion was to Notts, Lincs & Derbyshire 3 and there was no relegation until Notts, Lincs & Derbyshire 5 was introduced ahead of the 1990–91 season.

Notts, Lincs & Derbyshire 4 (1990–1992)
For the 1990–91 season Notts, Lincs & Derbyshire 4 was restructured became a single tier 10 league. Promotion continued to Notts, Lincs & Derbyshire 3 and relegation was now to the newly introduced Notts, Lincs & Derbyshire 5.

Notts, Lincs & Derbyshire 4 (1992–1993)
Restructuring of the Midlands leagues saw Notts, Lincs & Derbyshire 4 drop two levels to become a tier 12 league. Promotion continued to Notts, Lincs & Derbyshire 2 and the cancellation Notts, Lincs & Derbyshire 5 meant there was no longer relegation.

Notts, Lincs & Derbyshire 4 (1993–1996)
The top six teams from Midlands 1 and the top six from North 1 were combined to create National 5 North, meaning that Notts, Lincs & Derbyshire 4 dropped another level to become a tier 13 league. Promotion continued to Notts, Lincs & Derbyshire 3 and there was no relegation. At the end of the 1995–96 season the division was discontinued and the majority of clubs transferred to Notts, Lincs & Derbyshire 3.

Number of league titles

 * Cleethorpes (2)
 * Ashbourne (1)
 * Bakewell Mannerians (1)
 * Barton & District (1)
 * Bingham (1)
 * Bolsover (1)
 * Bourne (1)
 * Cotgrave (1)
 * East Leake (1)
 * Leesbrook (1)
 * Melbourne (1)